Houdini Aquarium 2019 & ChessOK Aquarium 2023ChessOK Aquarium 2023 is a new powerful analysis, database and chess publishing tool, powered by the world's strongest chess engines.
ChessOK Aquarium 2023 €39.96
Houdini 6 Aquarium 2019 €53.95
Special Offers in our Shop
11 March 2011
Offers are valid from March, 11th.
Offers are valid from March, 11th.
- Order Chess Assistant 11 Starter, Professional, Mega or upgrade packages and get Internet Game Services 2011 (3000 new games each week) and 2010 for free .
- Order any two books costing more than $15/€12 and get a third book of your choice (in the price range of the first two) free.
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!
Download weekly chess database updates (containing 2000+ games) with latest tournaments and games in PGN and Chess Assistant format.
- Aquarium support resource
- Opening Tree Mode
- Play Chess against Computer
- Endgame Nalimov Tablebases
- Download Chess Games (PGN)
- Chess Puzzles