Play chess against another player or the computer with adjustable ELO ratings. Save, share, delete, and rename games in the Chess Gallery. Import and export PGN files. Analyze game statistics. Access interactive chess openings and skill guides.
by 恒宇 周★ 4.034 ratingsSportsFreeData updated 2026-09-10
Play against or AI varying difficulty levels. Practice offline or online. Learn strategies through tutorials. Enjoy realistic piece movement and board design. Track history and analyze moves.
The app offers a trick-taking card game experience with strong computer opponents and customizable rules. Players can choose between German and French decks, replay games, and access in-game help for beginners.
Solve puzzles based on from a textbook by Sergey Ivashchenko. Identify critical moves with visual hints and feedback. View the piece to move after incorrect attempts. Track progress through structured lessons.
Learn strategies and through in-depth analysis of the Benko () . Study 22 variations with 168 exercises. Review theoretical concepts and practical applications. Track progress with interactive examples and problem-solving activities.
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Move to create rows or columns that sum to 10. Clear the board by matching totals. Score points for successful combinations. Track progress and challenge yourself with increasing difficulty levels.