Play like Stockfish.

Learn how to actually play against the openings that keep beating you.

OpeningsorPlay against bot

Best moveThreatened piece

Fischer–Spassky, Game 6, WCC 1972

OpeningsorPlay against bot

Best moveThreatened piece

Fischer–Spassky, Game 6, WCC 1972

Learn the trainer

Chessility coaches while you play: the best-move arrow, a threat highlight when something is hanging, and a Stockfish ladder you unlock by winning. Start with the FAQ, the threat guide, or a bot’s habits.

FAQ

Ladder unlocks, accuracy, and how threats work.

Spot the threat

How to see the engine’s next capture before it lands.

Stockfish bots

From Plankton (~400) to The Auditor (~2200).