Chess Assistant 17 & Chess Assistant 17 PRO
Chess Assistant 17 combines advanced game database management, analysis powered by the strongest Houdini 5 engine, the advanced Tree mode, Opening Encyclopedia and many other features.

Chess Assistant 17 with Houdini 5 — $94.95 / €75.96
Chess Assistant 17 PRO with Houdini 5 PRO — $145.95 / €116.76

ChessOK.com » New Chess Programs
Technical data
Full Windows 7, 8 (32 & 64 bit), Vista and XP compatibility for all programs.
For wholesale orders: E-mail: sales@convekta.com and sales@chessok.com
Skype: ChessOK

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Chess Assistant 13, Professional Package

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Chess Assistant 13, professional package with Houdini 3 PRO is a unique tool for managing chess games and databases, playing chess online, analyzing games, or playing chess against the computer.

Chess Assistant has a long history of innovative and advanced analysis functions and now, with a built-in CQL search system, it has also taken the lead in advanced search functionality.

The Professional Package includes the best chess engine – Houdini 3 PRO UCI, Chess Opening Encyclopedia 2012, a powerful search system, a unique Tree mode, databases of 5.6 million games in total (as of November 1, 2012) and Premium Game Service 2013 (3000 new games each week by Internet), twelve months of free access (1 Year membership) at ChessOK Playing Zone and ChessOK Aquarium interface with advanced analysis functions (that you can connect to the Houdini 3 Pro engine).

Compared to the Starter Package, the Professional Package includes: Houdini 3 PRO UCI engine, capable of supporting up to 32 cores and 32 GB of hash, Twelve months of free access (1 Year membership) at ChessOK Playing Zone and ChessOK Aquarium interface with advanced analysis functions (can be connected to the Houdini 3 Pro engine).

Houdini 3 PRO is the World’s strongest chess engine, capable of supporting up to 32 cores and 32 GB of hash. You can connect Houdini 3 PRO UCI engine to ChessOK Aquarium, Fritz and ChessBase.

Language versions: English, Spanish, German, French and Italian versions are available.

System Requirements: 128 Mb RAM, Hard Disk 1 Gb, Windows 8/7/XP/Vista.

Chess Assistant 13, Starter Package

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Chess Assistant 13, starter package with Houdini 3 is a unique tool for managing chess games and databases, playing chess online, analyzing games, or playing chess against the computer.

Chess Assistant has a long history of innovative and advanced analysis functions and now, with a built-in CQL search system, it has also taken the lead in advanced search functionality.

The Starter Package includes the best chess engine – Houdini 3 UCI, Chess Opening Encyclopedia 2012, a powerful search system, a unique Tree mode, databases of 5.6 million games in total (as of November 1, 2012) and Premium Game Service 2013 (3000 new games each week by Internet).

Houdini 3 is the World’s strongest chess engine, capable of supporting up to 6 cores and 4 GB of hash. You can connect Houdini 3 UCI engine to ChessOK Aquarium, Fritz and ChessBase.

Language versions: English, Spanish, German, French and Italian versions are available.

System Requirements: 128 Mb RAM, Hard Disk 1 Gb, Windows 8/7/XP/Vista.

Chess Assistant 13, Mega Package

Chess Assistant 13 Mega package with Houdini 3 PRO combines all tools and features provided by Chess Assistant 13 Pro with Gold Nalimov Tablebases, 100 Gb in total on 12 DVDs of double density.

Chess Assistant has a long history of innovative and advanced analysis functions and now, with a built-in CQL search system, it has also taken the lead in advanced search functionality.

The package includes the best chess engine – Houdini 3 PRO UCIChess Opening Encyclopedia 2012, a powerful search system, a unique Tree mode, databases of 5.6 million games in total (as of November 1, 2012) and Premium Game Service 2013 (3000 new games each week by Internet), twelve months of free access (1 Year membership) at ChessOK Playing Zone and ChessOK Aquarium interface with advanced analysis functions (that you can connect to the Houdini 3 Pro engine).

Nalimov Tablebase is a database of 3-4-5-6 pieces endings with 100% accurate analysis. Read more on Nalimov Tablebases on this page.

Language versions: English, Spanish, German, French and Italian versions are available.

System Requirements: 128 Mb RAM, Hard Disk 1 Gb, Windows 8/7/XP/Vista.

Houdini 3 PRO Aquarium

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Houdini 3 PRO Aquarium is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 3 PRO.

Houdini 3 PRO Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing against the computer, databases, advanced publishing features and much more.

Houdini 3 PRO Aquarium includes the best chess engine – Houdini 3 PRO UCI, a powerful search system, a unique Tree mode, database of 5.083 million games in total (as of November 1, 2012), a Bonus disk Chess Opening Encyclopedia 2012 and 1 Year membership at ChessOK Playing Zone.

Languages: English, German, Spanish, Italian and French.
System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 8/7/XP/Vista.

Houdini 3 Aquarium

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Houdini 3 Aquarium is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 3.

Houdini 3 Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing against the computer, databases, advanced publishing features and much more.

Houdini 3 Aquarium includes the best chess engine – Houdini 3 UCI, a powerful search system, a unique Tree mode, database of 5.083 million games in total (as of November 1, 2012), and Bonus disk Chess Opening Encyclopedia 2012.

Languages: English, German, Spanish, Italian and French.
System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 8/7/XP/Vista.

King’s Indian Defense

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This course is aimed at club and intermediate players and presents the theory and playing hooks in the most sharp and deciding variations of the Kings Indian Defense developing after moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7.

The course presents a deep theoretical and practical overview of the actual variations, featuring 184 examples and 437 new exercises to solve. The course will be useful to all chess players employing the Kings Indian Defense on either white or black sides. The integrated chess program will allow you to reinforce the knowledge by playing from various positions emerging in practical play.

Languages: English, Russian

System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 8/7/XP/Vista, CD-ROM drive. No additional software required.

Advanced Defense

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The course includes 380 exercises on the following aspects of defense:

  • Avoiding checkmate
  • Interference
  • Support
  • Languages: English, German, French, Spanish, Italian.
    System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista. No additional software required.

Chess Tactics in Slav Defense

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This course is aimed at club and intermediate players and presents the theory and playing hooks in the most sharp and deciding variations of the Slav Defense developing after moves 1. d4 d5 2. c4 c6.

The course presents a deep theoretical and practical overview of the actual variations, featuring 100 examples and 300 exercises to solve. The course will be useful to all chess players employing the Slav Defense on either white or black sides. The integrated chess program will allow you to reinforce the knowledge by playing from various positions emerging in practical play.

Langages: English, Russian

System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 8/7/XP/Vista, CD-ROM drive. No additional software required.

Chess Tactics in King’s Indian Defense

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This course is aimed at club and intermediate players and presents the theory and playing hooks in the most sharp and deciding variations of the Kings Indian Defense developing after moves 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7.

The course presents a deep theoretical and practical overview of the actual variations, featuring 184 examples and 437 new exercises to solve. The course will be useful to all chess players employing the Kings Indian Defense on either white or black sides. The integrated chess program will allow you to reinforce the knowledge by playing from various positions emerging in practical play.

Languages: English, Russian

System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 8/7/XP/Vista, CD-ROM drive. No additional software required.

Chess Tactics in Grunfeld Defense

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This course is aimed at club and intermediate players and presents the theory and playing hooks in the most sharp and deciding variations of the Grunfeld Defense developing after moves 1. d4 Nf6 2. c4 g6 3. Nc3 d5.

The course presents a deep theoretical and practical overview of the actual variations, featuring 100 examples and 300 exercises to solve. The course will be useful to all chess players employing the Grunfeld Defense on either white or black sides. The integrated chess program will allow you to reinforce the knowledge by playing from various positions emerging in practical play.

Langages: English

System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 8/7/XP/Vista, CD-ROM drive. No additional software required. Languages: English and Russian together.

Chess Tactics in Sicilian Defense

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This course is aimed at club and intermediate players and presents the theory and playing hooks in the most sharp and deciding variations of the Sicilian Defense developing after moves 1. e4 c5 2. Nf3 d6: the Dragon variation, the Najdorf variation, the Scheveningen variation and the Richter Attack.

The course presents a deep theoretical and practical overview of the actual variations, featuring 200 examples. Numerous new exercises provide a great opportunity to reinforce your knowledge: 272 exercises for the Dragon variation, 248 for the Najdorf variation, 100 the Scheveningen variation and 60 for the Richter Attack.

Languages: English.
System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista. No additional software required.

CT-ART for Beginners

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A fundamental course on chess tactics, CT-ART for Beginners. This course can be rightfully considered the predecessor to the Chess Tactics ART (CT-ART) course written for club and intermediate players. CT-ART for Beginners contains 150 teaching examples introducing you to typical chess combinations and 1500 new exercises meant to develop your playing skills and reinforce the knowledge acquired. The exercises are classified according to more than 30 tactical methods and motifs.

All exercises are designed for beginners already familiar with the chess rules, but club players may also find them useful.

Each section includes exercises from practical play covering the whole variety of possible techniques and maneuvers related to the topic in question.

Languages: English, German, French, Spanish, Italian.
System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista. No additional software required.

Chess Tactics for Club and Intermediate Players

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A course on chess tactics for club and intermediate players.
Chess Tactics for Club Players contains 230 teaching examples introducing you to typical chess combinations and 350 new exercises meant to develop your playing skills and reinforce the knowledge acquired. The exercises are classified according to more than 30 tactical methods and motifs.

Chess Tactics for Intermediate Players includes 1200 tactical problems classified according to topics and difficulty.
The training exercises of this course are based on carefully selected positions from practical games, endgame studies as well as specially designed training examples.
Various visual hints are provided if you play the wrong move when doing an exercise.

Each section includes exercises from practical play covering the whole variety of possible techniques and maneuvers related to the topic in question.

Languages: English, German, French, Spanish, Italian.
System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista. No additional software required.

Chess Guide for Club Players

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This is a course for club players based on a textbook by a distinguished Russian chess trainer Victor Golenishchev. The source material is supplemented with examples of play by lead chess players from the latest major contests and is organized in chess lessons. The course is designed for 1 year and contains 75 lessons, including theoretical material and practical exercises. The theoretical part includes more than 400 examples of play. The practical part includes more than 200 exercises of varying difficulty.

The course allows you to:

  • Study the theoretical material and test your knowledge
  • See changes in your rating
  • Keep track of your progress
  • Play against computer starting with a set position
  • Print exercises

Language: English.

System requirements: IBM-compatible PC, 256 Mb RAM, hard disk 100Mb, Windows XP/Vista/7.

Chess Guide for Intermediate Players

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This is a course for intermediate players. It is based on a textbook by a distinguished Russian chess trainer Victor Golenishchev. The source material is supplemented with examples of play by lead chess players from the latest major contests and is organized in chess lessons. The course is designed for 1 year and contains 75 lessons, including theoretical material and practical exercises. The theoretical part includes more than 290 examples of play. The practical part includes more than 750 exercises of varying difficulty.

The course allows you to:

  • Study the theoretical material and test your knowledge
  • See changes in your rating
  • Keep track of your progress
  • Play against computer starting with a set position
  • Print exercises

Languages: English

System requirements: IBM-compatible PC, 256 Mb RAM, hard disk 100Mb, Windows XP/Vista/7.

Chess Tactics in Open Games

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This course is aimed at the club and intermediate players and presents the theory and playing hooks in Open Games, appearing after moves 1. e4 e5 2. Nf3 Nc6 3. Bc4: Two Knight’s Defense, Italian Game, Evans Gambit.

The course presents the overview of the actual variants and 630 exercises to solve.

The course will be useful for the chess players who practice Open Games on either white or black sides. The playing program allows to fix the knowledge by playing the appearing positions.

Language: English.

System requirements: IBM-compatible PC, 256 Mb RAM, hard disk 100Mb, Windows XP/Vista/7.

Encyclopedia of Opening Blunders

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Encyclopedia of Opening Blunders – Learn to play chess by learning the opening mistakes and traps that have been discovered over time. The program designed for studying the blunders in more than 40 openings and contains over 1250 instructive exercises of varying difficulty from practical games. Be ready to trap and avoid being trapped with the Encyclopedia of Opening Blunders!

The program allows you to:

  • Study the theoretical material and test your knowledge
  • See changes in your rating
  • Keep track of your progress
  • Play against computer starting with a set position
  • Print exercises

Languages: English, French, Italian

System requirements: IBM-compatible PC, 256 RAM, Hard disk 50 Mb, Windows 7/Vista/XP, CD-ROM drive. No additional software required.

Chess Combinations Encyclopedia

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A fundamental program on chess tactics. The complexity of the exercises grows inside each theme from beginner to advanced chess player. When studying each theme step by step, you can master all the tactical methods and improve your play drastically. The course contains 600 teaching examples and 3300 exercises useful for consolidation of acquired knowledge. Exercises classified according to no less than 100 tactical methods and motifs.

The program allows you to:

  • Study the theoretical material and test your knowledge
  • See changes in your rating
  • Keep track of your progress
  • Play against computer starting with a set position
  • Print exercises

Languages: English, German, Spanish, French, Italian

System requirements: IBM-compatible PC, 256 RAM, Hard disk 50 Mb, Windows 7/Vista/XP, CD-ROM drive. No additional software required.

Chess King 3 MAX with Houdini 3


Chess King 3 Max with Houdini 3 is the new June 2013 version of the top selling Chess King chess software that was introduced at the end of 2011.

Chess King 3 Max is now as easy-to-use and very powerful, includes more games and puzzles, and is powered by the new super grandmaster engine Houdini 3.

Chess King 3 MAX is a new and versatile tool for chess players and is an ideal introduction for the beginner, a challenging opponent for the practiced amateur, and an invaluable coach for the aspiring master.

Chess King emphasizes simplicity of use in training players. However, it is more than just a traditional training program as it includes the currently strongest chess engine Houdini 3 and a huge professional database. It is also a convenient tool for analyzing and studying one’s opponent before facing them at a tournament.

Buying Chess King 3 MAX is like getting several products and paying only for one, a professional chess software system, the largest game database available GigaKing, the super grandmaster chess engine Houdini 3, 1500 chess puzzles for all chess levels, a unique random playing mode, and much, much more. Included: Houdini 3, GigaKing Database, Full opening tree, Chess puzzles, over one hundred opening positions, Photos of over 1600 chess players. Houdini 3 - a chess engine rated well above 3000 Elo is the best choice for analysis.

Considering such a strong engine can be frustrating to play against, Houdini 3 Pro includes various kinds of handicaps that can be set up using the Chess King interface.

The version of Houdini 3 that comes with Chess King is a multi-processor one which supports up to 6 cores. GigaKing Database contains over five million chess games. This database includes games from the 16th century up to April 2013. Full opening tree is a statistics database of positions in the GigaKing database. Full Chess960 support. The program is very easy to use, with over 20 video tutorials available on the publisher’s site and a possibility to send questions and feedback to the manufacturers. More features than programs costing many times more.

Languages: English, German, Spanish, French, Russian.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 8/7/XP/Vista.

Chess King 2 with Houdini 2


Chess King 2 with Houdini 2 is the new June 2013 version of the top selling Chess King chess software that was introduced at the end of 2011.

Chess King 2 is now as easy-to-use and as powerful than ever, includes more games and puzzles, and is powered by the super grandmaster engine Houdini 2.

Chess King 2 is a new and versatile tool for chess players and is an ideal introduction for the beginner, a challenging opponent for the practiced amateur, and an invaluable coach for the aspiring master.

Chess King emphasizes simplicity of use in training players. However, it is more than just a traditional training program as it includes an extremely strong chess engine and a huge professional database. It is also a convenient tool for analyzing and studying one’s opponent before facing them at a tournament.

Buying Chess King 2 is like getting several products and paying only for one, a professional chess software system, the largest game database available GigaKing, the super grandmaster chess engine Houdini 2, 1500 chess puzzles for all chess levels, a unique random playing mode, and much, much more. Included: Houdini 2, GigaKing Database, Full opening tree, Chess puzzles, over one hundred opening positions, Photos of over 1600 chess players. Houdini 2 - a chess engine rated well above 3000 Elo is an excellent choice for analysis.

Considering such a strong engine can be frustrating to play against, Houdini 2 includes various kinds of handicaps that can be set up using the Chess King interface.

The version of Houdini 2 that comes with Chess King is a single processor one. GigaKing Database contains over five million chess games. This database includes games from the 16th century up to April 2013. Full opening tree is a statistics database of positions in the GigaKing database. The program is very easy to use, with over 20 video tutorials available on the publisher’s site and a possibility to send questions and feedback to the manufacturers. More features than programs costing many times more.

Languages: English, German, Spanish, French, Russian.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 8/7/XP/Vista.

Chess Assistant 12, Professional

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Chess Assistant 12 with Houdini 2 PRO is a unique tool for managing chess games and databases, playing chess online, analyzing games, or playing chess against the computer.

The Professional Package includes the best chess engine – Houdini 2 PRO (rating 3350 by CCRL), Chess opening Encyclopedia 2011, a powerful search system, a unique Tree mode, databases of 5.1 million games in total (as of October 1, 2011) that can be updated with 2000 new games each week at www.chessok.com, etc.

Houdini 2 PRO is the World’s strongest chess engine, capable of supporting up to 32 cores and 32 GB of hash. You can connect Houdini 2 PRO UCI engine to ChessOK Aquarium, Fritz and ChessBase.

Chess Opening Encyclopedia 2011 includes rich theoretical material on all the openings, with key opening positions provided with more than 8000 annotations by GM Kalinin and 40 million evaluations by the strongest engines. The detailed key system for all openings can be edited to suit your needs.

Chess Assistant 12 Pro includes ChessOK Aquarium 2011 to which you can also connect the Houdini 2 Pro engine.

Chess Assistant 12 includes the ChessOK Playing Zone interface and twelve months of free access (1 year membership) to the Playing Zone, providing you with full access to its various features, including tournament participation, lecture creation and game analysis in groups.

Sergey Rublevsky, Russian Chess Champion: “I have been using Chess Assistant with great pleasure for more than 10 years already.”

Chess Assistant 12, Mega

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Chess Assistant 12 with Houdini 2 Mega combines all tools and features provided by Chess Assistant 12 Pro with Gold Nalimov Tablebases, 100 Gb in total on 12 DVDs of double density.

The Chess Assistant 12 Pro Package includes the best chess engine – Houdini 2 PRO (rating 3350 by CCRL), Chess opening Encyclopedia 2011, a powerful search system, a unique Tree mode, databases of 5.1 million games in total (as of October 1, 2011) that can be updated with 2000 new games each week at www.chessok.com, etc.

Houdini 2 PRO is the World’s strongest chess engine, capable of supporting up to 32 cores and 32 GB of hash. You can connect Houdini 2 PRO UCI engine to ChessOK Aquarium, Fritz and ChessBase.

Nalimov Tablebase is a database of 3-4-5-6 pieces endings with 100% accurate analysis. Read more on Nalimov Tablebases on this page.

Chess Assistant 12 Mega includes the DVD version of ChessOK Aquarium 2011 to which you can also connect the Houdini 2 Pro engine.

Chess Assistant 12 includes ChessOK Aquarium 2011, as well as the ChessOK Playing Zone interface and twelve months of free access (1 year membership) to the Playing Zone, providing you with full access to its various features, including tournament participation, lecture creation and game analysis in groups.

Sergey Rublevsky, Russian Chess Champion: “I have been using Chess Assistant with great pleasure for more than 10 years already.”

Chess Assistant 12, Starter

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Chess Assistant 12 with Houdini 2 is a unique tool for managing chess games and databases, playing chess online, analyzing games, or playing chess against the computer.

The Starter Package includes the best chess engine – Houdini 2 (rating 3350 by CCRL), Chess opening Encyclopedia 2011, a powerful search system, a unique Tree mode, databases of 5.1 million games in total (as of October 1, 2011) that can be updated with 2000 new games each week at www.chessok.com, etc.

Houdini 2 is the World’s strongest chess engine, capable of supporting up to 6 cores and 4 GB of hash. You can connect Houdini 2 PRO UCI engine to ChessOK Aquarium, Fritz and ChessBase.

Chess Opening Encyclopedia 2011 includes rich theoretical material on all the openings, with key opening positions provided with more than 8000 annotations by GM Kalinin and 40 million evaluations by the strongest engines. The detailed key system for all openings can be edited to suit your needs.

Chess Assistant 12 includes the ChessOK Playing Zone interface and twelve months of free access (1 year membership) to the Playing Zone, providing you with full access to its various features, including tournament participation, lecture creation and game analysis in groups.

Sergey Rublevsky, Russian Chess Champion: “I have been using Chess Assistant with great pleasure for more than 10 years already.”

Houdini Opening book

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Houdini Opening Book provides latest chess theory approved in millions of advanced chess games and matches of top human players. It includes over 65 million positions.

Houdini Opening Book was developed especially for Houdini, but can be used with any other engine in the Aquarium interface, as well as in other interfaces (such as Fritz) via Aquarium Book Adapter included on this DVD.

Houdini Opening Book is a thoroughly researched and up to date collection of modern opening lines. It can be used as an opening book in chess engine matches, an opening guide in correspondence chess, as well as a source for general opening studies and tournament preparation by players at all levels.

The opening book is based on a careful selection of the most important theoretical games, both by human players and chess engines. All variations were carefully reviewed and moves were classified and color coded with green color (recommended moves), red (not recommended), blue (recommended for human tournaments but not computer tournaments) and black (neutral moves). If you want to build a successful opening repertoire, based on active but solid lines, this is the opening book for you!

As a special bonus from ChessOK, the book includes chess trees (positional databases) containing computer evaluations of the moves in the book and statistics showing their popularity in human games and in correspondence play. The trees also show changes to the popularity of moves in the past year.

The book is specially designed to use all the advantages of navigation in multi-column tree view of the Aquarium GUI.

The author of the book is Roger E. Zibell.

System Requirements: Windows 7/XP/Vista, 256 Mb RAM, 4Gb HDD space, Aquarium or other playing interface.

Houdini 2 Aquarium Pro

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Houdini 2 Aquarium Pro is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 2 Pro.

Houdini 2 Pro: The World’s strongest chess program (current CCRL rating is 3347), which supports up to 32 cores and 32 GB of hash. You can connect Houdini 2 UCI Pro engine to ChessOK Aquarium, Fritz, ChessBase, etc.

Houdini 2 Aquarium Pro offers advanced analysis functions, game commenting, searching, powerful chess trees, playing against the computer, databases, advanced publishing features and much more.

Houdini 2 Aquarium Pro includes 1 year membership at ChessOK Playing Zone. 1 Year membership at ChessOK Playing Zone provides you with full membership rights, including tournament participation, lecture creation and shared analysis of games.

Houdini 2 Aquarium Pro supports Nalimov tablebases.

Short description:

  • Houdini 2 is rating lists leader. Houdini 2 can be also used in Fritz and other chess programs
  • Analyze and annotate your games with Aquarium’s advanced analysis methods
  • The databases of 5.1 million games in total (before October 1, 2011) that can be updated from www.chessok.com each week with 2000 new games.
  • Powerful and fast chess trees
  • Playing against the computer
  • Publish your chess text: Print, word processor or web
  • Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
  • One year of free membership at ChessOK Playing Zone.
  • Full Windows 7 (32 & 64 bit) and Vista compatibility.

Language versions: English, German, Spanish, Italian and French versions are available.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.

Houdini 2 Aquarium Standard

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Houdini 2 Aquarium is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 2.

Houdini 2: The World’s strongest chess program (current CCRL rating is 3347), which supports up to 6 cores and 4 GB of hash. You can connect Houdini 2 UCI engine to ChessOK Aquarium, Fritz, ChessBase, etc.

Houdini 2 Aquarium offers advanced analysis functions, game commenting, searching, powerful chess trees, playing against the computer, databases, advanced publishing features and much more.

Houdini 2 Aquarium includes 1 year membership at ChessOK Playing Zone. 1 Year membership at ChessOK Playing Zone provides you with full membership rights, including tournament participation, lecture creation and shared analysis of games.

Short description:

  • Houdini 2 is rating lists leader. Houdini 2 can be also used in Fritz and other chess programs
  • Analyze and annotate your games with Aquarium’s advanced analysis methods
  • The databases of 5.1 million games in total (before October 1, 2011) that can be updated from www.chessok.com each week with 2000 new games.
  • Powerful and fast chess trees
  • Playing against the computer
  • Publish your chess text: Print, word processor or web
  • Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
  • One year of free membership at ChessOK Playing Zone.
  • Full Windows 7 (32 & 64 bit) and Vista compatibility.

Language versions: English, German, Spanish, Italian and French versions are available.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.

Houdini 2 UCI Pro

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Houdini 2 UCI Pro: The World’s strongest chess program (current CCRL rating is 3347), which supports up to 32 cores and 32 GB of hash and NUMA-architecture. For high-end users with powerful hardware.You can connect Houdini 2 UCI Pro engine to ChessOK Aquarium, Fritz and ChessBase.

Houdini 2 Pro focuses on enhancing the user experience and analysis capabilities of the engine, while providing a useful improvement in strength.

At the time of writing Houdini leads all the major Computer Chess rating lists and is widely considered to be the strongest chess engine on the planet. From numerous interviews it appears that many top Grand Masters including the current chess World Champion Viswanathan Anand use and appreciate Houdini.

The Chess Club Live Facebook page phrased it like this: “If there ever was a computer descendant of the romantic players like Morphy, Anderssen, Spielmann, Marshall, Bogojulbow, Tal, Nezhmetdinov, Shirov, Morozevich it would be Houdini. Houdini is the current World number 1 chess engine and plays in a very romantic style.”

System Requirements: Houdini is written for Windows and will run on any not too ancient Windows version, 32-bit or 64-bit. On Linux you can run Houdini using Wine without any significant performance loss.

Houdini 2 UCI

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Houdini 2 UCI: The World’s strongest chess program (current CCRL rating is 3347), which supports up to 6 cores and 4 GB of hash. You can connect Houdini 2 UCI engine to ChessOK Aquarium, Fritz, ChessBase, etc.

Houdini 2 focuses on enhancing the user experience and analysis capabilities of the engine, while providing a useful improvement in strength.

At the time of writing Houdini leads all the major Computer Chess rating lists and is widely considered to be the strongest chess engine on the planet. From numerous interviews it appears that many top Grand Masters including the current chess World Champion Viswanathan Anand use and appreciate Houdini.

The Chess Club Live Facebook page phrased it like this: “If there ever was a computer descendant of the romantic players like Morphy, Anderssen, Spielmann, Marshall, Bogojulbow, Tal, Nezhmetdinov, Shirov, Morozevich it would be Houdini. Houdini is the current World number 1 chess engine and plays in a very romantic style.”

System Requirements: Houdini is written for Windows and will run on any not too ancient Windows version, 32-bit or 64-bit. On Linux you can run Houdini using Wine without any significant performance loss.

ChessOK Aquarium 2011 (Download)

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ChessOK Aquarium 2011 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

With a copy of Deep Rybka Aquarium 2011 you will also get a bonus of Openings Encylopedia 2011, which includes rich theoretical material on all the openings, more than 8000 annotations from GM Kalinin and 500 000 expert evaluations expert evaluations to key opening positions, which were verified and corrected by Rybka and 40 million of evaluations by Rybka engine. There’s a powerful search system as well.

Short description:

  • ChessOK Aquarium 2011 comes with a reasonably strong chess playing engine, Rybka 2.3.2a and it can easily connected with Deep Rybka 4.1, Houdini 2 or any other multicore UCI/Winboard engine.
  • Analyze and annotate your games with Aquarium’s advanced analysis methods
  • Databases with fast searches
  • Powerful and fast chess trees
  • Play against the computer
  • Publish your chess text: Print, word processor or web
  • Database: 4,700,000 games (up to April 1, 2011).
  • Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
  • One year free membership in ChessOK Playing Zone.
  • Full Windows 7 (32 & 64 bit) and Vista compatibility.

What’s new in ChessOK Aquarium 2011 compared to ChessOK Aquarium 2010:

  • Up to date (April 2011) databases, trees and CAP evaluations.
  • IDeA is much faster and more intellectual.
  • Infinite analysis and IDeA are integrated to work together in the games.
  • Result of infinite analysis of different engines can be stored in different trees.
  • ChessOK Playing Zone client for playing chess by network is integrated into installation package. One year free membership is provided to Aquarium 2011 owners.

Language versions: English, German, Spanish, Italian and French versions are available.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.

ChessOK Aquarium 2011 (DVD)

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ChessOK Aquarium 2011 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

With a copy of Deep Rybka Aquarium 2011 you will also get a bonus of Openings Encylopedia 2011, which includes rich theoretical material on all the openings, more than 8000 annotations from GM Kalinin and 500 000 expert evaluations expert evaluations to key opening positions, which were verified and corrected by Rybka and 40 million of evaluations by Rybka engine. There’s a powerful search system as well.

Short description:

  • ChessOK Aquarium 2011 comes with a reasonably strong chess playing engine, Rybka 2.3.2a and it can easily connected with Deep Rybka 4.1, Houdini 2 or any other multicore UCI/Winboard engines.
  • Analyze and annotate your games with Aquarium’s advanced analysis methods
  • Databases with fast searches
  • Powerful and fast chess trees
  • Play against the computer
  • Publish your chess text: Print, word processor or web
  • Database: 4,700,000 games (up to April 1, 2011).
  • Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
  • One year free membership in ChessOK Playing Zone.
  • Full Windows 7 (32 & 64 bit) and Vista compatibility.

What’s new in ChessOK Aquarium 2011 compared to ChessOK Aquarium 2010:

  • Up to date (April 2011) databases, trees and CAP evaluations.
  • IDeA is much faster and more intellectual.
  • Infinite analysis and IDeA are integrated to work together in the games.
  • Result of infinite analysis of different engines can be stored in different trees.
  • ChessOK Playing Zone client for playing chess by network is integrated into installation package. One year free membership is provided to Aquarium 2011 owners.

Language versions: English, German, Spanish, Italian and French versions are available.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.

Chess Strategy

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This course is aimed at teaching a student much of the strategy methods and intricacies through a theoretical section which includes over 450 games/lectures, each of them illustrating typical plans and methods in the following important strategic themes such as:

  • Advantage in development
  • Advantage in space
  • Attack on the king
  • Attack on the queenside
  • Weak squares
  • Pawn structure
  • Open files and diagonals
  • Central squares
  • Position of pieces
  • Exchange
  • Positional sacrifice
  • Prophylaxis
  • Isolated queen’s pawn
  • Hanging pawns
  • Pawn pair of c3+d4 on semi-open files
  • The rule of two weaknesses
  • Planning
  • Defense
  • Counterattack

A special training section includes more than 1100 exercises for a user to solve, giving refutations of the wrong moves as well as numerous hints to help you find the correct answer.

Chess Strategy 3.0 also includes a bonus Typical Pawn Structures course. This chess course presents 200 instructive positions with 4 themes such as Karlsbad, Hedgehog, etc.

System requirements: IBM-compatible PC, 256 Mb RAM, hard disk 100Mb, Windows 2000/XP/Vista/7, CD-ROM drive. No additional software required.

Languages: English, French, German, Italian.

Chess Strategy

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This course is aimed at teaching a student much of the strategy methods and intricacies through a theoretical section which includes over 450 games/lectures, each of them illustrating typical plans and methods in the following important strategic themes such as:

  • Advantage in development
  • Advantage in space
  • Attack on the king
  • Attack on the queenside
  • Weak squares
  • Pawn structure
  • Open files and diagonals
  • Central squares
  • Position of pieces
  • Exchange
  • Positional sacrifice
  • Prophylaxis
  • Isolated queen’s pawn
  • Hanging pawns
  • Pawn pair of c3+d4 on semi-open files
  • The rule of two weaknesses
  • Planning
  • Defense
  • Counterattack

A special training section includes more than 1100 exercises for a user to solve, giving refutations of the wrong moves as well as numerous hints to help you find the correct answer.

Chess Strategy 3.0 also includes a bonus Typical Pawn Structures course. This chess course presents 200 instructive positions with 4 themes such as Karlsbad, Hedgehog, etc.

System requirements: IBM-compatible PC, 256 Mb RAM, hard disk 100Mb, Windows 2000/XP/Vista/7, CD-ROM drive. No additional software required.

Languages: English, French, German, Italian.

Rybka Aquarium 2011

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Rybka Aquarium 2011 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

With a copy of Deep Rybka Aquarium 2011 you will also get a bonus of Openings Encylopedia 2011, which includes rich theoretical material on all the openings, more than 8000 annotations from GM Kalinin and 500 000 expert evaluations expert evaluations to key opening positions, which were verified and corrected by Rybka and 40 million of evaluations by Rybka engine. There’s a powerful search system as well.

Short description:

  • Rybka 4.1 engine - World Computer Chess champion and rating lists leader. Rybka 4.1 can be also used in Fritz and other chess programs
  • Analyze and annotate your games with Aquarium’s advanced analysis methods
  • Databases with fast searches
  • Powerful and fast chess trees
  • Play against the computer
  • Publish your chess text: Print, word processor or web
  • Database: 4,700,000 games (up to April 1, 2011).
  • Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
  • One year free membership in ChessOK Playing Zone.
  • Full Windows 8, 7 (32 & 64 bit) and Vista compatibility.

What’s new in Rybka Aquarium 2011 compared to Rybka Aquarium 4:

  • Updated Rybka 4.1 engine
  • Up to date (April 2011) databases, trees and CAP evaluations.
  • IDeA is much faster and more intellectual.
  • Infinite analysis and IDeA are integrated to work together in the games.
  • Result of infinite analysis of different engines can be stored in different trees.
  • ChessOK Playing Zone client for playing chess by network is integrated into installation package. One year free membership is provided to Aquarium 2011 owners.

Language versions: English, German, Spanish, Italian and French versions are available.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.

Deep Rybka Aquarium 2011

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Deep Rybka Aquarium 2011 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

With a copy of Deep Rybka Aquarium 2011 you will also get a bonus of Openings Encylopedia 2011, which includes rich theoretical material on all the openings, more than 8000 annotations from GM Kalinin and 500 000 expert evaluations expert evaluations to key opening positions, which were verified and corrected by Rybka and 40 million of evaluations by Rybka engine. There’s a powerful search system as well.

Short description:

  • Deep Rybka 4.1 engine - World Computer Chess champion and rating lists leader. Deep Rybka 4.1 can be also used in Fritz and other chess programs
  • Analyze and annotate your games with Aquarium’s advanced analysis methods
  • Databases with fast searches
  • Powerful and fast chess trees
  • Play against the computer
  • Publish your chess text: Print, word processor or web
  • Database: 4,700,000 games (up to April 1, 2011).
  • Supports Chessbase/Fritz CBH format (read and convert), Chess Assistant CDP, PGN and EPD databases
  • One year free membership in ChessOK Playing Zone.
  • Full Windows 8, 7 (32 & 64 bit) and Vista compatibility.

What’s new in Deep Rybka Aquarium 2011 compared to Deep Rybka Aquarium 4:

  • Updated Deep Rybka 4.1 engine
  • Up to date (April 2011) databases, trees and CAP evaluations.
  • IDeA is much faster and more intellectual.
  • Infinite analysis and IDeA are integrated to work together in the games.
  • Result of infinite analysis of different engines can be stored in different trees.
  • ChessOK Playing Zone client for playing chess by network is integrated into installation package. It includes one year free membership is provided to Aquarium 2011 owners.

Language versions: English, German, Spanish, Italian and French versions are available.

System requirements: PC, 256 MB RAM, 4GB of free disk space, Windows 7/XP/Vista.

Chess Openings Encyclopedia 2013

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This excellent program for learning chess openings includes theoretical material on every opening, a user-friendly and detailed classification of variations, a quick search option and an option for analyzing games and positions.

There are two ways of studying an opening: by looking through encyclopedic tables for chosen openings or variations and by moving along a Chess Tree displaying expert evaluations of a current position.

Openings material is based upon

  • 500 000 expert evaluations, verified and corrected by Rybka
     
  • 8 000 annotations to key moves
     
  • 40 million evaluations by Houdini and Rybka engines
     
  • Database of 4,800,000 games as of April 1, 2013.

A Rybka 2.3 program is integrated into the Encyclopedia with a possibility of simple connection to Houdini 3, Rybka 4 or other UCI and Winboard engines.. A powerful system of search according to player’ name, position, positional element, motif and material correlation is supported.

A test of opening mode will allow you to test your knowledge and your skill of playing in your chosen opening against the program and to obtain recommendations automatically.

Language versions: English, German, Spanish, French, Italian, Russian

Chess Tactics for beginners 2.0

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Description:

Finally a new and improved version of the legendary >Chess Tactics for beginners has been released! The new version sports a convenient user interface and adds 918 training exercises. The training program is designed for teaching children, either in groups with a teacher or at home guided by parents. There are altogether more than 2200 tactical exercises classified by theme and difficulty ensure variety and a good understanding of basic tactics.

You get plenty of feedback and opportunity to track your progress.

  • Study the training material and test your knowledge
  • Review your rating history
  • Keep track of the progress of multiple users. Compete against your friends and family members
  • Practice by playing against a chess program

Languages: English, German, Spanish, French, Italian and Sweden versions are available on one CD.

CT-ART. Mating Combinations

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Description:

CT-ART. Mating Combinations program is the unique due to two causes:

  • the high quality of the theoretical material
  • and a new technology of giving the studying material, the iBook technology that uses hyperlinks and additional windows for comfortable usage of the studying material.

The most interesting positions can be viewed on the additional board and played against the built-in chess program. The course is prepared by the famous coach Victor Khenkin and includes 1200 instructive examples on 14 themes, each of them illustrates the peculiarities of using certain pieces for mating combinations and 700 exercises for you to solve. While solving, you are shown refutations of wrong moves as well as other hints to help. Multiple user profiles are possible, with independent ratings and statistics for each user.

English version; standalone program in Peshka interface; CD, manual, DVD box

Chess Training Package For Club Players

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Description:

Opening Lab
This is a perfect opening manual. It features a theoretical review of all the chess openings, which are illustrated by instructive games of the greatest chess players.

Encyclopedia of Opening Blunders
The program designed for studying the blunders in more than 40 openings and contains over 1,250 instructive exercises of varying difficulty.

Chess Combinations Encyclopedia
A fundamental program on chess tactics includes about 3900 exercises classified by tactical methods and motifs.

CT-ART. Mating Combinations.
The course includes 1200 instructive examples on 14 themes and 700 exercises. The program is using new iBook technology that uses hyperlinks for comfortable usage of the studying material.

Theory and Practice of Chess Ending
This program includes over 700 instructive examples, each of them illustrating endgame methods, and 300 endgame exercises.

English version; standalone program in Peshka interface; CD, manual, DVD box

Chess Training Package For Beginners

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Description:

Package consists of five magnificent educational chess programs:

Elementary Checkmates I
This program includes 40,000 exercises for mating in 1 move taken from practical games with few pieces left on the board.

Elementary Checkmates II
This training course contains 77,000 exercises for mating in 1 move taken from practical games with many pieces on the board.

Easy Ways of take pieces
If you are a beginner, you just cannot afford to give away your piece in 1 move – presuming, of course, that you wish to improve your play! This course includes more than 5800 exercises.

Chess Tactics for Beginners
Chess Tactics for Beginners is an indispensable training tool for beginners (1320 exercises in total).

Complete Chess Course
This course covers a wide range of opening, middlegame and endgame subjects and includes 55 lessons with more than 1200 instructive examples and exercises.

Altogether Chess Training Package for beginners includes more than 125,000 positions to be solved for chess players with ELO rating from 300 to 1500!

Eng/Ger/Fra/Spa/Ita versions together; standalone program in Peshka interface; CD, manual, DVD box

Chess Training Package For Intermediate Players

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Description:

CT-ART 4.0
This excellent tactics course has been voted more than once by the chess experts as the best chess training program. CT-ART is an indispensable training tool for intermediate players. This course includes 2,200 basic exercises and 1,800 auxiliary exercises altogether.

Attack on the King II
This course includes more than 2500 exercises. You will have to use your fantasy and precise calculation in order to find a correct way of attacking the king.

Chess Tactics for intermediate players
The course includes about 1200 tactical exercises classified according to topics (20 methods) and difficulty.

Chess Strategy
The course includes 250 instructive examples and 1100 selected exercises for 18 most important strategic themes such as Advantage in development, Advantage in space, Attack on the king, Attack on the queenside, Weak squares, Pawn structure, Open files and diagonals and others.

Chess Endgame Training
The course includes more than 2450 endgame exercises, classified according to 500 endgame themes.

Total Chess Training IV

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Description:
Total Chess Training IV consists of five magnificent educational programs not included in the other Total Training packages. This is the forth compilation of popular training programs for club players that covers main aspects of chess: Opening, Combinations, Attack and Defense.

How to Win Miniatures at Chess
This course is intended for club players and includes more than 6600 exercises. All the exercises are taken from practical games and arranged according to the names of openings.

Attack on the King
This course includes 33,000 exercises from masters’ games. In every exercise you will have to find a best continuation for an attack against the king.

Simple Defense
Every chess player has to master and consolidate some basic defensive skills such as withdrawing or protecting a piece, interception or attacking an opponent’s piece. This course includes more than 3000 exercises.

Elementary Chess Combinations
This course includes more than 5000 exercises for beginners on the following tactical methods: “Fork”, “pin”, “double check”, “discovered check”, “annihilation of the opponent’s king defense” and “exploiting a back (1st) rank weakness”.

Chess Combinations for club players
This course includes more than 2000 exercises on the following topics: “annihilation of defense”, “decoy”, “interception”, “distraction”.

Altogether Total Chess Training IV includes 50,000 positions to be solved for club players with ELO rating from 1300 to 2000!

Modern Chess Opening Series
This section features seven volumes of Modern Chess Opening series, covering almost all chess openings. The series provide detailed classification and contain a lot of training material.
Modern Chess Opening Set is aimed at teaching a student much of the opening and middlegame methods and intricacies through a theoretical section. Each of them illustrates typical plans and methods in the opening. Each opening variation is supplied with evaluations and characteristic of the key moves. The theoretic material is nicely illustrated by classic games with detailed annotations that demonstrate the principal ideas of each variation for White and Black. Also program include many exercises for a user to solve, giving refutations of the wrong moves as well as numerous hints to help you find the correct answer.
Modern Chess Opening volume 1, Open Games (1.e4 e5)

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Modern Chess Opening, vol. 1, Open Games program includes 862 games/lectures each of them illustrating typical plans and methods in the following openings: Center Opening, North gambit, Bishop’s opening, King’s Knight opening, Latvian gambit, Ponziani opening, Philidor opening, Three Knight’s game, Hungarian game, Vienna game, Four Knights game, Kings Gambit, Evans Gambit, Italian game, Two Knights game, Petroff defense, Scotch game, Ruy Lopez defense. Also program include more than 600 exercises.
Modern Chess Opening, vol. II, Semi-Open Games (1.e4)

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Description:
Modern Chess Opening, vol. 1, Open Games (1.e4 e5) program includes 426 games/lectures. Each of them illustrates typical plans and methods in the following openings: Scandinavian defense, Alekhine defense, Pirc defense, Caro-Kann defense, French defense. Also program include more than 500 exercises.
Modern Chess Opening, vol. III, Sicilian Defense (1.e4 c5)

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Modern Chess Opening, vol. 3, Sicilian Defense includes 509 games/lectures. Each of them illustrates typical plans and methods in the following variations of Sicilian Defense: system 2.c3, Scheveningen, Rauser Attack, Chelyabinsk variation, the systems with e7-e5, Dragon variation, Najdorf variation, Paulsen system, Closed system (2.Nc3), Moscow variation (2. Nf3 d6 3. Bb5), Rossolimo variation (2. Nf3 Nc6 3. Bb5), etc. Also program include more than 600 exercises.
Modern Chess Opening, vol. IV, Semi-Closed Games (1.d4 Nf6 2. c4 g6)

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Description:
Modern Chess Opening, vol. 4, Semi-Closed Games course includes 266 games/lectures. Each of them illustrates typical plans and methods in the main variations of Kings Indian defense and Gruenfeld defense. Also program include more than 450 exercises.
Modern Chess Opening, vol. V, Semi-Closed Games (1.d4 Nf6 2. c4 e6)

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Description:
Modern Chess Opening, vol. 5, Semi-Closed Games course includes 294 games/lectures. Each of them illustrates typical plans and methods in the following openings: Nimzo-Indian defense, Queen’s Indian defense and Catalan opening. Also program include more than 400 exercises.
Modern Chess Opening, vol. VI, Closed Games (1.d4 d5)

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Description:
Modern Chess Opening, vol. 6, Closed Games course includes 416 games/lectures. Each of them illustrates typical plans and methods in the following openings: Queen’s gambit, Queen’s gambit accepted, Cambridge springs variation, Tarrasch defense, Slav defense. Each opening variation is supplied with evaluations and characteristic of the key moves. The theoretic material is nicely illustrated by classic games with detailed annotations that demonstrate the principal ideas of each variation for White and Black. Also program include more than 350 exercises.
Modern Chess Opening, vol. VII, other openings

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Description:
Modern Chess Opening, vol. 7 course includes 258 games/lectures. Each of them illustrates typical plans and methods in the following openings: English defense, Dutch defense, Queen’s pawn opening (1.d4 Nf6 2. Nf3), Benko gambit, Modern Benoni defense, Reti opening, King’s Indian opening, Old Indian defense, Trompovsky opening, 1.b3, Sokolskiy opening. Also program include more than 500 exercises.
Modern Chess Opening Set

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Description:
Modern Chess Opening Set includes seven excellent courses (volumes 1-7). This is a perfect opening manual that contains a detailed classification for all the openings. Modern Chess Opening Set is aimed at teaching a student much of the opening and middlegame methods and intricacies through a theoretical section which includes 3030 instructive examples in total. Each of them illustrates typical plans and methods in the following openings: Petroff defense, Scotch game, Ruy Lopez defense, French Defense, Caro-Kann defense, Sicilian defense, King Indian defense, Queens Gambit, Slav Defense, English defense and etc. Each opening variation is supplied with evaluations and characteristic of the key moves. The theoretic material is nicely illustrated by classic games with detailed annotations that demonstrate the principal ideas of each variation for White and Black. Also program include 3500 exercises for a user to solve, giving refutations of the wrong moves as well as numerous hints to help you find the correct answer.
Chess Middlegame Collection

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This is a unique set of courses, where five chess courses on the middlegame are put together (Encyclopedia of Middlegame I, Encyclopedia of Middlegame II, Encyclopedia of Middlegame III, Encyclopedia of Middlegame IV and Encyclopedia of Middlegame V), covering the theory and practice of the middlegame for each of the openings. Each of the five courses includes detailed theoretical material for the corresponding openings and variations, positions for solving and special learning positions to play against with the built-in game engine. In the five programs you’ll find detailed material on the theory and practice of playing the following openings: Ruy Lopez, Two Knights’ defense, King’s gambit, Italian game, Evans gambit, Scotch, Petroff defense, Sicilian defense, French defense, Caro-Kann defense, Scandinavian defense, Pirc-Ufimtsev, Alekhine’s defense, Queen’s-Indian defense, Queen’s gambit, Queen’s Gambit Accepted, Slav defense, Modern Benoni, Gruenfeld defense, English defense, King’s Indian defense, Nimzo-Indian defense, Reti opening, Old Indian defense, Catalan, Benko Gambit etc. In total the Chess Middlegame Collection 2010 includes:

  • 2800 games/lectures prepared by GM Alexander Kalinin
  • more than 3000 exercises to solve

The complexity of the exercises grows inside each theme from beginner to advanced chess player. Individual ratings are calculated on the basis of the user’s performance and statistics are gathered for each user. When studying each theme step by step, you can master all the methods and improve your play drastically. Multiple user profiles are featured with independent ratings and statistics for each. Printing options are also available.

SYSTEM REQUIREMENTS: IBM-compatible PC, 32 Mb RAM, Hard Disk 100 Mb of free disk space, Windows 2000/NT/ME/XP/Vista/7. No additional software is required.

Encyclopedia of Middlegame V

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Encyclopedia of Middlegame V includes new chess materials only.

Encyclopedia of Middlegame V course composed by GM Alexander Kalinin is aimed at teaching a student much of the middlegame methods and intricacies through a theoretical section which includes over 500 games/lectures each of them illustrating typical plans and methods in the following openings: Petroff defense, Ruy Lopez, Sicilian defense, Queen’s Gambit, and etc. More than 300 exercises for a user to solve, giving refutations of the wrong moves as well as numerous hints to help you find the correct answer.

You get plenty of feedback and opportunity to track your progress.

  • Study the training material and test your knowledge
  • Review your rating history
  • Keep track of the progress of multiple users. Compete against your friends and family members
  • Practice by playing against a chess program

System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista. No additional software required.

Total Chess Ending

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Total Chess Ending package includes two training courses: Theory and Practice of Chess Endings and Chess Endgame Training

Total Chess Ending course composed by GM Alexander Panchenko. It’s aim is to teach a student the intricacies of the endgame through a theoretical section, which includes over 700 games/lectures, each of them illustrating theoretical and practical endgame methods, and training section, with more than 2450 endgame exercises, classified according to 500 endgame themes.

You get plenty of feedback and opportunity to track your progress.

  • Study the training material and test your knowledge
  • Review your rating history
  • Keep track of the progress of multiple users. Compete against your friends and family members
  • Practice by playing against a chess program

System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista. No additional software required.

Rybka 4 Opening Book

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Description:

This book is intended for Rybka Aquarium and Rybka Extreme.
Rybka 4 Opening Book is a thoroughly researched and up to date collection of modern opening lines. It can be used as an opening book in chess engine matches, an opening guide in correspondence chess, as well as a source for general opening studies and tournament preparation by players at all levels.

The author of the book, Jiri Dufek, is one of Veselin Topalov’s seconds in his world championship match against Viswanathan Anand (Sofia 2010). He is one of the top freestyle players in the world, and an International Master of correspondence chess.

The opening book is based on a careful selection of the most important theoretical games, both by human players and chess engines. All variations were carefully reviewed and moves were classified and color coded with green color (recommended moves), red (not recommended), blue (recommended for human tournaments but not computer tournaments) and black (neutral moves). If you want to build a successful opening repertoire, based on active but solid lines, this is the opening book for you!

As a special bonus from ChessOK, the book includes chess trees (positional databases) containing computer evaluations of the moves in the book and statistics showing their popularity in human games and in correspondence play. The trees also show changes to the popularity of moves in the past year.

The book is specially designed to use all the advantages of navigation in multi-column tree view of Rybka Aquarium GUI.

System Requirements: 256 Mb RAM, Hard Disk 2 Gb, Windows 2000/Vista/XP/7,
DVD-ROM, Rybka 4 Aquarium or Rybka 4 Extreme

Chess Assistant 11 Starter package with Rybka 4

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Chess Assistant 11 with Rybka 4 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.

Starter package includes the best playing program – Rybka 4 (ELO rating 3200), Chess Opening Encyclopedia 2010, powerful search system, unique Tree mode, the database of 4 600 000 games (before April, 1, 2010). Wide analysis methods: Infinite analysis, Automatic opening annotation, Multi-pass game analysis, Interactive analysis.

Chess Assistant 11 Starter package allows to connect the strongest game engine Rybka 4, open and edit any data from DVDs Chess Databases and Advanced Chess Data, add or view databases in PGN and CBH formats, while removing any duplicate games.

The Chess Opening Encyclopedia 2010 mode includes rich theoretical material on all the openings, more than 8 000 annotations from GM Kalinin and 500 000 expert evaluations to key opening positions. The detailed key system for any opening has an opportunity to edit.

The Test Opening mode will allow testing your knowledge and skills in openings.
Chess Assistant includes a user-friendly interface for playing at Internet Chess Club and playing zone ChessOK with free broadcasts.
Chess Assistant 11 include Rybka 4 engine for connect to Fritz, ChessBase, etc.

Sergey Rublevsky, Champion of Russia:
I have used Chess Assistant with great pleasure for more than 10 years already.

Language versions on DVD: English, German, French, Spanish, Italian.
System Requirements: 256 Mb RAM, Hard Disk 4 Gb, Windows 2000/Vista/XP/7, DVD-ROM

Chess Assistant 11 Professional package with Deep Rybka 4

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Description:

Chess Assistant 11 with Deep Rybka 4 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.

Professional package includes the best playing program – Deep Rybka 4 (ELO rating 3200), Chess Opening Encyclopedia 2010, powerful search system, unique Tree mode, the database of 4 600 000 games (before April, 1, 2010) that can be automatically updated through the Internet each week with 3000 new games (for free till the end of 2011) etc.

Rybka 4: The World’s strongest chess program
- Current computer chess World champion
- Leads all independent computer chess rating lists
- By far the most successful chess program in recent years

The Chess Opening Encyclopedia 2010 mode includes rich theoretical material on all the openings, more than 8 000 annotations from GM Kalinin and 500 000 expert evaluations to key opening positions. The detailed key system for any opening has an opportunity to edit.

The Test Opening mode will allow testing your knowledge and skills in openings.
Chess Assistant includes a user-friendly interface for playing at Internet Chess Club and playing zone ChessOK with free broadcasts.
Chess Assistant 11 include Rybka 4 engine for connect to Fritz, ChessBase, etc.

Sergey Rublevsky, Champion of Russia:
I have used Chess Assistant with great pleasure for more than 10 years already.

Language versions on DVD: English, German, French, Spanish, Italian.
System Requirements: 256 Mb RAM, Hard Disk 4 Gb, Windows 2000/Vista/XP/7, DVD-ROM

For all following programs:
Languages: English, German, Spanish, French and Italian.
System requirements: IBM-compatible PC, 64 Mb RAM, Hard Disk 50 Mb of free disk space, Windows 7/XP/Vista, CD-ROM drive. No additional software required.

How to Win Miniatures at Chess

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The best way to improve your game is to train yourself on your computer in solving problems from practical games. Learn to attack and win in the opening: a great number of exercises will give you a fine chance to master every standard method of attacking the king in your chosen opening and help you to come out on top in your future games. This course is intended for club players and includes more than 5900 exercises for mating in 2 moves in the opening and about 700 ones for mating in 3 or 4 moves. All the exercises are taken from practical games and arranged according to the names of openings.

Elementary Chess Combinations

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If you are a beginner or a club player, it is necessary for you to study simple tactical methods and learn how to employ them! This course includes more than 5000 exercises for beginners on the following tactical methods:
“Fork”, “pin”, “double check”, “discovered check”, “annihilation of the opponent’s king defense”, “exploiting a back (1st) rank weakness”. After going through this course you will never miss an elementary combination in a practical game of your own and will be able to improve the quality of your play considerably.

Chess Combinations for Club players

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Chess Combinations for Club players is an indispensable training tool for club players. Improve your play by solving exercises with Chess Combinations. Its ease of use let’s you focus on what matters most: Your improvement.
This course includes more than 2000 exercises on the following topics: “annihilation of defense”, “decoy”, “interception” and “distraction”.

Chess: Simple Defense

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Description:

If you are a beginner, you just have to learn how to defend your pieces from being taken! Every chessplayer has to master and consolidate some basic defensive skills such as withdrawing or protecting a piece, interception or attacking an opponent’s piece. Having consolidated your knowledge by doing a great number of exercises you will be able to improve your level of playing.
This course includes more than 3000 exercises with lots of pieces on the board. Such a great number of exercises makes this course an excellent tool for quick training of chess beginners.

Attack on the King I. Mating in 2 Moves

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Description:

The best way to improve your game is to train yourself on your computer in solving problems from practical games. If you a beginner but already know how to mate in 1 move, you have to move on and learn how to attack a king and give mate in 2 moves!
This course includes 33 000 exercises from masters’ games. In every exercise you will have to find a best continuation for an attack against the king.
All the exercises are taken from practical games and arranged according to the names of pieces and difficulty levels. A great number of exercises makes the course an excellent tool for quick training both beginners and club players.

Attack on the King II. Mating in 3 or 4 Moves

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Description:

This course includes more than 2500 exercises for mating in 3 or 4 moves. You will have to use your fantasy and precise calculation in order to find a correct way of attacking the king. After going through this course you are sure to improve your skills and abilities considerably and will not miss an opportunity to employ a nice little combination in a practical game of your own. The program is intended both for club players and intermediate players.
All the exercises are taken from practical games and arranged according to the names of pieces and difficulty levels.

Chess: Easy Ways of Taking Pawns and Pieces

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Description:

The course is intended for players who are already acquainted with the rules of the game. If you are a beginner, you just cannot afford to give away your piece in 1 move – presuming, of course, that you wish to improve your play! Another thing you cannot afford is to miss a chance of grabbing an undefended piece of your opponent’s! This course includes more than 5800 exercises with lots of pieces on the board. Even if you study and solve only 20% of exercises you are sure to improve your chess skills and not to miss a chance to take an undefended piece in your practical game! Such a great number of exercises makes this course an excellent tool for quick training of chess beginners.

From Beginner to Club Player

Description:

This teaching program is a kind of guide. It will introduce you to the rules and laws of chess and let you work your way of improvement from the level of Beginner to the one of Club Player.

In the course 100 chess topics are considered including rules of chess game; methods of playing in opening, middle game and ending; combinational techniques and basic elements of strategy. All in all, the course contains 500 teaching examples and 700 exercises useful for consolidation of acquired knowledge.

A built-in playing program makes your own additional training possible and provides you with an opportunity to get answers while solving the exercises.

Total Chess Tactics

Description:

Total Chess Tactics package consists of Chess Tactics Level 1, 2, 3, which in turn, correspond to Chess Tactics for Beginners 1,2 and Chess Tactics for Intermediate Players courses.

Chess Tactics Level 1 is designed for teaching children, either in groups with a teacher or at home guided by parents. It covers a lot of ground, starting from the very first steps.

The exercises in Chess Tactics Level 2 are based on carefully selected positions from practical games, endgame studies as well as specially designed training examples.

Chess Tactics Level 3 — a fundamental training program on chess tactics.
Various visual hints are provided if you play the wrong move when doing an exercise. When studying each theme step by step, you master all the tactical methods and improve your play drastically.

Total Chess Tactics contains more than 2550 tactical exercises classified by theme and difficulty to ensure variety and a good understanding of basic tactics.

You get plenty of feedback and opportunity to track your progress.

Checkmates I

Description:

If you are a beginner, you can’t afford to miss mate in one if you want to improve. This course addresses that problem. This huge number of exercises also makes it an excellent tool for speed training, even for stronger players. This program includes 40,000 exercises taken from practical games with few pieces left on the board. It is intended for players with USCF rating of 300 or higher. Even if you only study and solve 10% of the exercises, you will learn a huge number of mating patterns and probably never miss a mate in one again!

Checkmates II

Description:

This training course contains 77,000 mate in one exercises taken from practical games with many pieces on the board. An excellent follow-up to CD Elementary Checkmates I. The huge number of exercises also makes this course an excellent tool for speed training, even for stronger players. It is intended for players with USCF rating of 500 or higher. Even if you only study and solve 10% of the exercises, you will learn a huge number of mating patterns and probably never miss a mate in one again!

Dinosaur Chess

Description:
Sign up to Professor MacDinosaur’s chess class. You will grow from a hatchling, fresh from the egg, to a huge dinosaur ready to take on the Tyrannosaurus Rex.

The action takes you through different parts of the dinosaur’s world from jungles to forests. Here you learn the chess skills thet will help you grow enough to defeat the other dinosaurs in battle.

  • A fun wy for children to learn to play chess
  • Over 20 mini games and puzzles
  • Play simplified and full chess games against the dinosaurs
  • Entertaining and challenging

Chess is Good for you!

Playing chess gives brains of any age a good workout.
Kids especially benefit from learning and playing the game.

  • Improve IQ scores
  • Increase concentration
  • Challenges gifted children
  • Helps developmental and abstract thinking in children
  • Potentially helps underachievers
  • Develops critical thinking skills
Complete Chess Course

Description:

This course covers a wide range of opening, middlegame and endgame subjects. It starts off by teaching you how to checkmate the lone king and proceeds to more advanced topics, such as utilizing a material or positional advantage. This program includes 55 lessons with more than 1200 instructive examples and exercises. Improve your play by studying, practicing and solving the carefully selected examples and exercises in Complete Chess Course. It is intended for players with USCF rating of 1000 or higher.

You get plenty of feedback and opportunity to track your progress.

  • Study the training material and test your knowledge
  • Review your rating history
  • Keep track of the progress of multiple users. Compete against your friends and family members
  • Play against a chess program
CT-ART 4.0

Description:

Finally a new and improved version of the legendary CT-ART has been released! This excellent tactics course has been voted more than once by the chess experts as the best chess training program. CT-ART is an indispensable training tool for intermediate players. The new version sports a convenient user interface and adds 1,000 training exercises (2,200 basic exercises and 1,800 auxiliary exercises altogether).

Improve your play by studying, practicing and solving the carefully selected exercises in CT-ART 4.0. Its ease of use let’s you focus on what matters most: Your improvement.

You get plenty of feedback and opportunity to track your progress.

  • Study the training material and test your knowledge
  • Review your rating history
  • Keep track of the progress of multiple users. Compete against your friends and family members
  • Practice by playing against a chess program
Opening Lab

Description:

This is a perfect opening manual. It features a theoretical review of all the chess openings, which are illustrated by instructive games of the greatest chess players. This compact opening manual contains a detailed classification, which makes it useful to players of any level - beginners, intermediate and advanced players.
Each opening variation is supplied with evaluations and characteristics of key moves. The history of the variations’ development is described, as well as their current status. The theoretic material is nicely illustrated by classic games with detailed annotations that demonstrate the principal ideas and plans of each variation for White and Black.

There is also a special training section with more than 350 exercises of various difficulty on more than 40 openings.

Study chess online on Chess King Learn! Time-proven training courses, thousands of examples and exercises.

Start playing right now in your web browser on Chess King Playing Zone! Teams, tournaments, training, analysis and much more!

7-man Lomonosov Tablebases provide deeper-than-ever insight into chess endgame.

Download weekly chess database updates (containing 2000+ games) with latest tournaments and games in PGN and Chess Assistant format.

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