Software
ChessOK's software catalog covers the need of every chess player, from the absolute beginner to the strongest grandmasters. We develop software for all aspects of training, studying and improving your chess.
Featured Products - Software
CT-ART 6.0 (DVD, multi-language)Levels 1 - 9 [Rating 200-2400]; Tactics. Largest Tactics combo available with over 10,000 exercises for all chess players, from beginners to masters.
ChessOK Aquarium 2019 (download)ChessOK Aquarium 2019 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.
Houdini 6 PRO Aquarium 2019 (download)Houdini Aquarium 2019 is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 6 PRO, which is 60 ELO points over its predecessor and supports up to 128 cores and 128 GB of hash.
CT-ART 5.0 - Complete Chess Tactics (download)CT-ART is the world's most recognized and effective chess tactics course. The new CT-ART 5.0 combines three levels of chess tactics on three discs.
Chess Assistant 19 with Houdini 6 (download)Chess Assistant 19 with Houdini 6 is a unique tool for managing chess games and databases, playing chess through the Internet, analyzing games, or playing chess against the computer.
Monthly Specials For February
From Beginner to Club Player (Download)Levels 1 - 5 [Rating 200-1600]; Tactics, Strategy. 500 examples and 700 exercises. 100 different topics covering all main aspects of chess.
16th World Champion (download)All 1198 games played by the World Champion. About 230 of them with commentary. 80 exercises: play like Carlsen and play against Carlsen.
Chess Tactics for Beginners 2.0 (Download)Levels 1 - 4 [Rating 200-1400]; Tactics. Over 2200 tactical exercises classified by theme and difficulty
Checkmates I (Download)Level 1 [Rating 200-600]; Tactics, School Software. 40,000 exercises on elementary checkmates.