Sync

Your history arrives on its own.

Link Lichess and Chess.com: the whole archive, then new games within fifteen minutes.

Clay illustration: Woody carries a tall stack of score sheets to the filing drawer

Engines

Stockfish 18, right in the browser.

No install, no upload: the engine runs in your browser tab.

Clay illustration: Nyx holds a knight while glowing threads branch out from it like variations

Cloud analysis

Where the game turned, in one view.

A cloud analysis sums up accuracy, blunders, mistakes and the key moments.

Clay illustration: Frost pins study cards along a wool evaluation curve with its turning point marked

Analytics

Your chess, measured.

Performance rating, results by colour, openings, activity, best win and worst loss.

Clay illustration: Sage stacks wooden blocks into a bar chart

Puzzles that stay solved.

Collections in nine categories, with progress that syncs between phone and web.

Clay illustration: Nyx solves a puzzle on her phone on the sofa, a cat asleep at her feet

Together

Share a collection. Or a call.

Share collections by link, message friends, and go through games together on a call.

Clay illustration: Echo and Woody go through a game together in a notebook

Works with your AI assistant.

Connect ChatGPT, Claude or any MCP assistant, and approve what it publishes, sends or deletes.

Endpoint: https://mcp.whitepawn.app/mcp

Get WhitePawn.

Free to download on iPhone, iPad and Android.