Free chess tools

Chess game replay with quick estimates

Replay your chess games move by move and get quick, for-fun accuracy estimates. This is not engine analysis — for real evaluation, run your game through an engine like Stockfish.

Paste your PGN to replay the game on an interactive board with playback controls, and get lightweight move estimates and accuracy scores for both players.

The estimates are heuristic guesses meant for entertainment — they are not computed by a chess engine and should not be used for serious study.

Want to share the game itself? Create an animated video replay with chess.video's free generator and post it anywhere.

Use Game Analyzer now — it's free, no account needed:

Open the video generator