Chess Assistant 21 & Chess Assistant 20Chess Assistant 21 combines advanced game database management, analysis powered by the strongest engines, the advanced Tree mode, Opening Encyclopedia and many other features.
Chess Assistant 21 €79.96
Chess Assistant 20 €55.99
Contact Us
Our aim is to help you as quickly and efficiently as possible. Do you have a question, comment, suggestion or a tip to pass along to ChessOK? Contact our staff directly via the links provided below. Your questions may be answered between the hours of 9 a.m. – 5 p.m. MSK/MSD, Monday through Friday. For immediate answers to frequently asked questions see: Help & Support page.| For technical support | |
E-Mail:  alex.zhuravlev@chessok.comSkype:  ChessOK
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E-Mail: chessassistantshop@gmail.com |
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E-Mail: chessokcom@gmail.com
Skype: sergabr
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Finance office
Convekta Ltd Monica Vann 1 Kennedy Close Marlow, SL7 3JA, Bucks, UK Phone: +44-1628-486676 Fax: +44-1628-486777Developer office
Convekta Ltd PO Box 90 125424 Moscow, Russia Phone: +7-495-9407076 Fax: +7-495-9407075Study chess online on Chess King Learn! Time-proven training courses, thousands of examples and exercises.
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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.
- Aquarium support resource
- Opening Tree Mode
- Play Chess against Computer
- Endgame Nalimov Tablebases
- Download Chess Games (PGN)
- Chess Puzzles