Chess Analyzer 24/7 vs Chessight

Free chess board analyzer with AI-powered Stockfish engine. Snap a photo of any chess board and get instant move suggestions, latest chess news and more.

Chessight is the fastest way to analyze, review, and learn from your chess games — all on your iPhone. Import your own games or analyze chess.com matches from any username. A full Stockfish 18 engine runs locally on your device to classify every move as brilliant, great, best, inaccuracy, mistake, or blunder — exactly like the big chess sites, but without an account or monthly subscription. WHAT YOU CAN DO • Analyze any PGN — paste a game or import via share sheet • Pull chess.com games by username with one tap • See move-by-move accuracy, classifications, and eval graph • Tap any move for a detailed breakdown with best alternatives • Explore variations freely — play "what if" lines and get instant evaluation • Share positions with a single tap PLAY & TRAIN • Play against Stockfish at adjustable depth (1–20) • Solve the daily chess.com puzzle • Browse 37+ famous checkmate patterns • Edit any position with a flexible board editor PRIVACY FIRST • The Stockfish engine runs entirely on your device — your games never leave your phone • No account required • Chess.com game data fetched through their public API FREE OR PREMIUM • One free deep analysis every day • Watch a short ad to unlock additional analyses • Or buy Premium once — unlimited analyses, no ads, forever • Premium is Family Shareable WHAT'S INCLUDED • Stockfish 18 with NNUE neural evaluation • Interactive board with legal-move highlighting • Opening book detection • Accuracy stats across games • iPad-optimized two-column layout • Works on iPhone and iPad (portrait and landscape) Download Chessight today and start analyzing every move you make.