Chess
The royal game — right in your browser. Take on the strong Stockfish engine in five difficulty levels, let the coach walk you through openings and theory, and find out after each game how strong you actually play.
Get an AI coach to comment on key moments — opening choice, turning points, missed tactics.
Save your games, track your rating trend, compare with other players.
How to play
Tap your own piece to see legal target squares and tap the target to make the move. The AI replies automatically. Turn on the coach for opening explanations, hints and lesson mode with top-3 engine suggestions. Switch between classic and colorful board styles via the theme toggle.
Tips & Tricks
Tip: Start in lesson mode at the "Casual" difficulty and use the hint button when you're stuck. At the end, let the engine estimate your rating — the analysis shows where you lost the most centipawns.