ChessIs: Your Comprehensive Chess Analysis App

ChessIs is a powerful chess analysis app designed to help you improve your game. Analyze your games, identify mistakes and blunders, and uncover missed opportunities. Key features include:

• In-depth Game Analysis: Receive detailed game reports highlighting blunders, missed wins, best moves, and more. Understand why a move was a blunder, not just that it was.
• Powerful Engine Integration: Utilize the Stockfish engine for precise position analysis. Add multiple engine lines and play them out to explore variations.
• Interactive Board Editor: Set up and analyze custom board positions. Open and view PGN files.
• Personalized Settings: Customize board colors, pieces, and engine settings (hash value, threads). Adjust game report depth and time for optimal analysis.
• Advanced Features: Access a database of chess games searchable by FEN notation, play chess against the computer at various skill levels, explore a comprehensive list of chess openings, and utilize features like chess960, blunder alerts, and the ability to draw arrows on the board. View threats, accuracy percentage, and average CPL (Candidates Per Leaf) on game reports. Analyze games based on time or depth.
• Import and Export: Analyze games from chess.com or Lichess and export annotated PGN files.
• Add-on Engines: Support for Oex engines.

ChessIs Pro Version: Unlock additional benefits with the Pro version:

• Unlimited Analysis: Analyze an unlimited number of games.
• Enhanced Analysis: Deep analysis for more accurate results. Play and view the "Why Blunder" line.
• Advanced Playing Features: Play engine lines, enable NNUE, and add unlimited engine lines. Adjust game report depth and time. See move strength and receive mistake alerts while playing.
• Ad-Free Experience: Enjoy uninterrupted analysis without ads.

ChessIs offers a free version with many core features. The Pro version enhances the experience with advanced analysis and unlimited usage. We are committed to continuous improvement and welcome your feedback! Contact us at [email protected].