Chessis

Enhance your chess skills with ChessIs, the comprehensive chess analysis app! Analyze your games, identify blunders and missed opportunities, and significantly improve your gameplay.

ChessIs offers a robust suite of features:

• In-depth Game Analysis: Receive detailed game reports highlighting blunders, mistakes, missed wins, and optimal moves. Understand why a move was a blunder, not just that it was.
• Powerful Engine Integration: Utilize the Stockfish engine for position analysis. Add multiple engine lines and play them out to explore different scenarios.
• Interactive Gameplay: Play against the computer at various skill levels, customizing the board and pieces to your preference. Utilize a chess clock or set engine thinking time.
• Versatile Position Analysis: Import PGN files, setup custom board positions (Board Editor), and analyze them with precision. Search your games database using FEN notation.
• Advanced Features: Access a comprehensive list of chess openings, export annotated PGN files, adjust game report depth and time, enable NNUE, and add Oex engines. View average Candidate Ply (CPL) on game reports, analyze games based on time or depth, display threats, and visualize accuracy percentages. Draw arrows on the board for clearer analysis. Chess960 support included.
• Import from Popular Platforms: Analyze games directly from chess.com or Lichess.
• Customizable Settings: Modify engine settings like hash value and threads, and adjust board color and pieces.

ChessIs offers a free version with most features, and a Pro version with enhanced capabilities:

• Pro Version Benefits: Play/show "Why Blunder" lines, play engine lines, enable NNUE, add unlimited engine lines, adjust game report depth and time, perform deep analysis, view move strength during gameplay, receive mistake alerts during gameplay, enjoy an ad-free experience, and analyze an unlimited number of games.

Deep analysis provides superior accuracy compared to quick analysis.

ChessIs is continually updated with new features and improvements. Contact [email protected] for suggestions or support.