The complete chess study workstation for Apple users

Everything you need in one app

Game review, engine analysis, opening repertoire and training, built natively for Apple platforms.

• Game database

  Import, organize and annotate your PGN games. Add comments, symbols, arrows and highlights to every move, like a modern ChessBase built for Mac.

  Manual: My Games

• Engine analysis

  Bundled Stockfish runs locally on your machine. Get real-time evaluation, best move suggestions and full principal variations, with no cloud needed.

  Manual: Engine Analysis

• Opening repertoire

  Build and drill your opening repertoire with spaced repetition. The app tracks your accuracy and schedules positions for review at optimal intervals.

  Manual: Openings

• Game review and training

  Master the endgame, solve puzzles and review your games with automated insights. Train with targeted exercises designed for your skill level.

  Manual: Blunder Workout

• Lichess integration

  Sync your Lichess games for review and repertoire building. Keep all your games in one place, automatically updated.

  Manual: Lichess

• AI integration

  Connect Claude, Codex or any MCP-compatible AI assistant to read your games, analyze positions, add comments, draw arrows and navigate moves in real time.

  Manual: AI Integration

• Native on Mac, iPhone and iPad

  A truly native experience. Sync your repertoire and analysis across macOS, iOS and iPadOS with iCloud.

  Manual: Getting Started