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

Levels 1 - 9 [Rating 200-2400]; Tactics. Largest Tactics combo available with over 10,000 exercises for all chess players, from beginners to masters.

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.

ChessOK Aquarium 2023 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing, databases and much more.

Chess Assistant 23 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 September

Levels 7 - 8 [Rating 1800-2200]; Strategy. The course contains 75 lessons with more than 290 examples and 750 exercises..

Levels 7 - 8 [Rating 1800-2200]; Strategy. 250 examples on 18 most important strategic themes.

Levels 6 - 9 [Rating 1600-2400]; Endgame. 1050 examples on various endgame themes.

Levels 7 - 9 [Rating 1800-2400]; Strategy. More than 3000 examples and 4000 exercises on 18 strategic motifs.