♟"/>BATESCHESS — Free Chess.com & Lichess Game Analyzer
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100 free AI coaching requests<br>BATESCHESS<br>Free deep analysis for your Chess.com and Lichess games.<br>No login needed to start<br>Open source<br>Syncs in seconds
Chess.comLichess<br>Chess.com username<br>Analyse<br>Try:hikarumagnuscarlsengothamchess
Compare two players<br>Chess.com · Lichess · cross-platform
Rating Trends<br>Track your progress over time across all time controls
Accuracy Analysis<br>Spot blunders, mistakes and inaccuracy patterns
Opening Insights<br>Win rates by opening with an interactive move tree
AI Coaching<br>Get personalized advice from Claude — 100 requests free
What you get<br>A complete picture in seconds
Rapid<br>1842<br>+47 this week
Blitz<br>1738<br>+12 this week
Bullet<br>1605<br>−8 this week
Accuracy<br>84.3%<br>+2.1 this week
Rating trend · last 90 daysRAPID
Top openings<br>Sicilian Najdorf68%
Caro-Kann54%
King's Indian41%
Coach: You hang pieces 2.3× more often in time scrambles. Try slowing down at move 25–30 — your accuracy in that phase drops to 71%.
Frequently asked<br>No download · No account needed to start<br>Is BATESCHESS free?<br>Yes. Game analysis, opening tree, accuracy stats, rating trends, and player comparison are all free. Optional AI coaching from Claude includes 100 free requests on signup.
Do I need an account?<br>No. Just type a Chess.com or Lichess username and the dashboard loads. An account is only required for AI coaching credits.
Does it work for Lichess?<br>Yes. Both Chess.com and Lichess are fully supported, including the cross-platform Compare view.
How fast is it?<br>First sync renders in a few seconds with the most recent 90 days, then expands to a 2-year history in the background. Repeat visits are instant.
What does it analyse?<br>Rating trends by time control, accuracy and blunder patterns, opening repertoire and win rates, mistake clustering, time-of-day performance, frequent opponents, and personalised improvement tips.
Where does the data come from?<br>Public game archives via the official Chess.com and Lichess APIs. We do not require login to your accounts.