Chess AI Analyser
Free chess game analyser online — analyze chess positions and moves with Stockfish 18. AI explains every move.
Analyze Chess Position Online
Our chess analyser breaks down every move in your game. Paste your PGN and get detailed feedback on each position with best move suggestions.
Chess Board Analyser
Powered by Stockfish 18, the strongest chess AI. Evaluates positions at depth 18-30 for grandmaster-level analysis on every move.
Analyze Chess Moves
See move classifications: brilliant, great, best, good, inaccuracy, mistake, and blunder. Understand exactly where you went wrong.
Chess Game Analyser
Upload any chess game. Get accuracy scores for both players and detailed move-by-move breakdown.
Free Chess Analyser
No downloads, no registration required. Analyze chess games free online directly in your browser.
Chess Move Analyser
Find the best continuation for any position. Our analyser shows what you should have played and calculates expected points lost.
How to Analyze Your Chess Games
Analyzing your chess games is the single most effective way to improve. After every game, review your moves against the computer's suggestions to find mistakes, missed tactics, and better alternatives.
Simply copy your game's PGN from any chess platform and paste it above. The analyser classifies each move as brilliant, great, best, good, inaccuracy, mistake, or blunder — with accuracy scores for both players.