My Blunders

Most chess apps give you someone else's puzzles. My Blunders builds them from your own games, so you practise the positions where you actually went wrong. Enter your Lichess or Chess.com username. The app downloads your recent games, checks every move with Stockfish right on your device, and turns your mistakes into puzzles. The first ones appear while the rest of your games are still being checked, and new ones keep arriving in the background as you solve. The same games also build your opening repertoire, and you can take it off the screen. Print it as an A1 poster, or save it as a wallpaper for your desktop at 3840 × 2160. Each board carries the move, the engine evaluation, and your wins, draws and losses from that position. You don't need an account or a password. If you'd like to start before importing anything, there's a built-in library of famous blunders from chess history. FOUR WAYS TO TRAIN - Puzzles: Find the move you missed in your own games. If you're stuck, Hint shows which piece to move without giving the answer away. Once it's solved, replay your game move or the engine's best line on a separate board, or play the position out against the engine. - Opening: Your games mapped into an opening tree. See where you leave the book, spot your weak