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Enter a Chess.com or Lichess username, or paste a PGN, to review each move with Stockfish 19 running in your browser. The report shows both players’ accuracy, an evaluation graph, mistakes, and better moves; you can retry key positions or download an annotated PGN. Short explanations send position and move details to the site’s server, but the site says they exclude usernames and full games.

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Features

  • Stockfish move-by-move review and alternatives
  • Key mistake explanations and position retries

Use Cases

  • Review a game and practice its turning points

FAQ

Enter a Chess.com or Lichess username, or paste a PGN, to review each move with Stockfish 19 running in your browser. The report shows both players’ accuracy, an evaluation graph, mistakes, and better moves; you can retry key positions or download an annotated PGN. Short explanations send position and move details to the site’s server, but the site says they exclude usernames and full games. Core capabilities include: Stockfish move-by-move review and alternatives, Key mistake explanations and position retries.

Common scenarios include: Review a game and practice its turning points.

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