AI-Powered Chess Training
Free, forever. No subscriptions. Build unlimited opening repertoires and train with an AI that actually understands chess.
What you get
ZenChess is built by chess players, for chess players. No bloat, no paywalls on the essentials.
Spaced repetition, random positions, systematic coverage. Train your openings until they're second nature.
Get personalized explanations powered by our custom Arrow engine — insights that go beyond raw evaluation numbers.
Load any PGN file as a repertoire. Import full Chessable-length books. White or black — you choose.
Detailed statistics on every variation. See your accuracy improve over time with charts and leaderboards.
Turn chess books into interactive lessons with your AI coach guiding you through every concept. Coming soon.
No subscriptions. No rug pulls. No investors. Export your repertoires anytime. Free core features, always.
500,000+
Most platforms lock you into subscriptions for serious storage. ZenChess gives you room for multiple Chessable-length repertoires at no cost.