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BlunderLens

BlunderLens

Find the 3 chess mistakes you keep repeating, free

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Stuck at the same rating? Enter your Chess.com username. Stockfish checks your recent games in your browser and ranks the 3 mistakes you repeat most (blunders by phase, missed chances, thrown wins, time trouble), with positions, fixes and drills. Free.

BlunderLens makers

Here are the founders, developers, designers and product people who worked on BlunderLens