Chess.com Companion

Track chess.com stats, explore player profiles and openings, and review completed games with local Stockfish analysis.

Your chess.com progress, opponents and game reviews — together in one Chrome side panel. • Track your progress: wins, win rate and rating changes by time control. • Explore players: opponent profiles, recent results and search history. • Understand openings: discover frequently played lines and study opening theory. • NEW — Review finished games: local Stockfish analysis with accuracy estimates, move classifications and suggested continuations. • Follow fair-play updates: see opponents from your history whose accounts chess.com has closed for fair-play violations. FREE Profile statistics, opening references, 3 game reviews per rolling 24 hours and 3 player searches per rolling 7 days. PRO Unlimited reviews and searches, all period filters, head-to-head results, opening repertoires, playing patterns and PGN exports. Monthly or annual subscription. No chess.com password required. Stockfish runs locally; game moves and analysis results are not sent to our server. Engine guidance is reserved for analysis contexts, not live games. Open the extension, enter your chess.com username in Profile, and get started. Privacy: https://chess.wtzlabs.com/privacy Independent extension. Not affiliated with or endorsed by Chess.com.