Stop Repeating Your Mistakes.
Turn your Lichess games into personalized puzzles. ChessMistakeDriller finds your blunders so you can learn from them.
Simple, Powerful, Effective.
ChessMistakeDriller shows your mistakes — and helps you fix them.
✅ Learn from your own blunders
✅ Drill the exact move you missed
✅ Powered by the Lichess API and Stockfish
✅ No login required — just enter your username
What Paid Unlocks
Your only restriction is number of games analyzed, so you can still explore openings, guess moves, track mistakes, and drill your way to improvement — just with a smaller sample of your game history.
| Feature | Free | Paid |
|---|---|---|
| Analyze your own Lichess games | ✓ | ✓ |
| Personalized puzzles from your mistakes | ✓ | ✓ |
| Full opening drill mode | ✓ | ✓ |
| Scan your latest games for mistakes | 10 | Up to 1000 |
| Ad-free, offline, private | ✓ | ✓ |
Pricing Options
| Plan | Price | Description |
|---|---|---|
| Pro – Annual | $9.99 / year | Best for casual learners. Cancel anytime. |
| Pro – Lifetime | $27.99 once-off | Pay once, own it forever. |
*Prices are adjusted per country to account for currency, taxes, and local purchasing power. You’ll see the exact price on Google Play.