ChessSum

Your games, ratings & openings

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Your chess games, together. Track your ratings, review games from Chess.com and Lichess, save favorites, and practice opening lines. Bring your chess history together with ChessSum. Connect your Chess.com and Lichess profiles to browse your games, follow your ratings, and review your results in one place. YOUR GAMES AND RESULTS • Browse games from both platforms or filter by Chess.com or Lichess. • Switch between Rapid, Blitz, and Bullet. • View total games, wins, losses, draws, and win rate. • Keep each platform’s native rating separate. REPLAY AND SAVE • Replay your games move by move. • Play through moves automatically and adjust playback speed. • Flip the board and turn move sounds on or off. • Bookmark games and find them in Saved. PRACTICE OPENINGS • Explore opening lessons and follow their moves on the board. • Continue where you left off. TAKE YOUR HISTORY WITH YOU • Browse previously downloaded history offline. • Replay games offline after their moves have been downloaded. • Sync new games when you reconnect. Personalize your experience with light and dark themes. A ChessSum account and an internet connection are required for sign-in and syncing. Offline access depends on the data already saved on your device. ChessSum is an independent app and is not affiliated with or endorsed by Chess.com or Lichess.

Ratings & Reviews

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The developer, OLEG VINOKUROV, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Contact Info
    • User Content
    • Identifiers

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
OLEG VINOKUROV
Size
36.8 MB
Category
Sports
Compatibility
Requires iOS 15.1 or later.
  • iPhone
    Requires iOS 15.1 or later.
  • iPod touch
    Requires iOS 15.1 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
Languages
English
Age Rating
4+
Copyright
© 2026 Oleg Vinokurov
  • Developer Website
  • Privacy Policy