ChessMessFree, unlimited Game Review with Stockfish 19
Review every chess game for free: accuracy, move labels from Brilliant to Blunder, an evaluation graph, key moments, a performance estimate and coach explanations.
Every finished game on ChessMess can be reviewed, as many times as you like, for free.
What a review shows
- Accuracy for both players, from 0 to 100.
- Move labels: Brilliant, Great, Best, Excellent, Good, Book, Inaccuracy, Mistake, Blunder and Missed win.
- Evaluation graph: who was better, move by move.
- Key moments: the turning points, so you know where to look first.
- Performance estimate: roughly what rating you played at.
- Explanations: what went wrong and what the better move was.
How it works
The review runs Stockfish 19 inside your browser. That's why it's unlimited: there's no server cost per review. On a laptop a typical game takes a few seconds; long games on older phones take a little longer.
Reviewing other games
Paste a PGN into the Analysis board to study any game — including games you played on other sites.
Where to find your games
Open My games. Guests keep games in the browser; with a free account they're saved to your account and appear on every device.
Read more: Chess game review explained.
Play free now — no sign-up needed