CoachMate
Game check
- Paste a game link, a username, the moves or a file.
- The computer checks every move in your browser. Nothing is uploaded.
- Flagged moves get a lesson and a “find the better move” try.
- Save lines to a notebook to drill them.
Want more? Open the full guide
Free · no account · nothing uploaded
Check any chess game.
Learn the lesson.
Every move graded in your browser. Every mistake explained. Works with Chess.com and Lichess.
Game check
What really happened in your game?
Drop it in. Every move graded, the turning point found, the better move shown.
✓ Runs on your device. The game never leaves your browser.
92%Accuracy, both sides
??The moment it turned
→The better move, shown
~1650Who you played like
Recent games
Checking your game…
Getting the computer ready…
- 1Reading your moves
- 2Checking every move
- 3Writing your lessons
WhiteWhite
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Accuracy
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BlackBlack
The game in short
Your last games
Tap a game to open its full report below.
Which player were you?
The report coaches one side — badge, best-move arrows, and lessons follow your seat.
Watch the game
Move the pieces to try your own ideas — the computer follows along.
Who's ahead
The clocks
Material
Player radar
Show mistakes for:
Opening theory
What actually went wrong
Don't make the same mistake twice.
Save these positions to your notebook and drill them until the right move is the one your hand plays. Open CoachMate — free