Disclosure: this site is made by the ChessHelper team, and ChessHelper (chesshelper.ai) is our own product. We rank it first for learning and analysis and say where other extensions do better. How we handle this.
BestChessExtension

Contact us

Updated November 12, 2026

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What to write about

  • Corrections: an extension that changed its permissions, price or features, was removed from the Chrome Web Store, or a chess line that looks wrong. Include the page address.
  • Suggestions: a legitimate study or utility extension we should look at. Include the Chrome Web Store link. We do not list tools designed for use during live games.
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