Overall accuracy
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your moves
Avg centipawn loss
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per move
Blunder rate
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Best move rate
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matches engine top choice
Rating progression โ
Yellow line = rating. Dots = per-game results (green win, red loss, gray draw).
Move classification
Your moves only. Total: โ
Where mistakes happen
% of your moves in each phase that are mistakes or blunders (CPL > 100).
Performance by day of week
Win rate by day. (Rome time.)
Top 50 worst moves Study these
Ranked by centipawn loss. Click a row to see the position and the game.
| # | Date | Opening | Color | Ply | Played | Best | CPL | Game |
|---|
ECO family โ best
ECO family โ worst
Full breakdown by ECO family
| ECO | Name | Games | Win % | Accuracy | Blunder % |
|---|
Top openings (by count)
| Opening | Color | Games | W-D-L | Win % | Avg CPL |
|---|
All games
All
Wins
Losses
Draws
As White
As Black
| Date | Color | Opponent | Rating | Opening | Result | Accuracy | Blunders | Moves |
|---|
Time of day (Rome)
Number of games played per hour.
Color and result
What the data suggests
Coach reports โ
Instructive mistakes with human coach commentary. Click to expand each report, or jump to the board.
All
Blunders
Mistakes
Practice from your mistakes
Train the exact positions where you went wrong. Find the best move, get instant feedback, build the habit.
Coach positions โ
Deeply-analyzed instructive positions with human coach commentary. Full engine top-3 shown after each answer.
Pattern drill
Pick one of your recurring pattern leaks and drill the exact positions where it showed up.