ChessGYM is described as 'offers a range of chess puzzles and exercises aimed at increasing chess and thinking prowess for all abilities'. There are six games similar to ChessGYM for a variety of platforms, including the Web, iPhone, iPad, Android and Mac. The best alternative is Lichess, which is both free and Open Source. Other ChessGYM like games are Chess.com (Freemium), Chess Tempo (Freemium), Blitz Tactics (Free, Open Source) and CT-ART (Paid).
- 6 alternatives