Chess System - Puzzles & Play

Chess System is a complete training app for the classic board game, built for players who want offline improvement. Solve puzzles, work through structured lessons, and play against a Stockfish-powered engine, all without needing an internet connection.

Whether you are a beginner learning how pieces move or an intermediate player looking to improve your strategy, Chess System gives you interactive tools to study on your own schedule.


Play chess offline against the engine

- Play against the computer opponent powered by Stockfish AI with 6 difficulty levels (ranging from 400 to 3100 ELO), from beginner to master
- Take back moves with undo or request a hint when you are stuck
- Play at your own pace, or configure custom clocks for blitz, bullet, or rapid play
- Pick any opening from the database and continue the game against the engine
- Review your completed games with built-in analysis
- Revisit your games through the game history feature


Chess variants

- Play popular chess variants offline with full rule support
- Crazyhouse: captured pieces go into your pocket to drop back onto the board
- Pocket Knight: start with an extra knight in reserve to drop onto any square
- Atomic: captures trigger explosive shockwaves that remove surrounding pieces
- Antichess (Giveaway): lose all your pieces to win with mandatory captures
- Horde: defend against or command an army of 36 pawns against a standard army
- Three-Check: deliver 3 checks to the enemy king to claim victory
- King of the Hill: race your king safely to the four center squares
- Racing Kings: sprint your king to the 8th rank without checks
- Chess960 (Fischer Random): randomized starting positions for fresh games


Board visualization and blindfold training

- Train your board vision, mental calculation, and square awareness
- Blind Chess: play full games against the engine with invisible pieces
- Knight's Path Finder: calculate and tap the shortest route while avoiding obstacles
- Find the Square: test your board coordinate speed under time pressure
- Square Color: quickly identify whether any coordinate is light or dark


Chess puzzles and tactics

- Solve 10,000 puzzles across all difficulty levels
- Practice tactics: checkmate in 1, 2, and 3, forks, pins, and sacrifices
- Puzzle Rush mode to test your speed and accuracy under pressure
- Solve daily puzzles for quick brain training that sharpens your logical thinking
- Choose easy, hard, or mixed difficulty depending on what you want to practice
- Track your rating and progress over time


Learn chess strategy step by step

- Structured lessons that guide you from the basics to intermediate concepts
- Interactive tutorials covering the board, pieces, and checkmate
- Each lesson includes practice positions where you play the correct move on the board
- Checkpoints test what strategy you have mastered before moving forward
- Progress through units at your own pace with clear visual tracking


Chess openings and traps explorer

- Browse a database of openings with named variations
- Study opening lines and variations move by move on an interactive board
- Pick any chess opening to build your repertoire and practice it against the engine at full strength
- Explore popular openings like the Sicilian Defense, Italian Game, Queens Gambit, and more
- Preview hundreds of traps


Chess endgame training

- Practice essential endgame techniques against the engine
- Positions cover king and pawn, rook, and piece endgames
- Engine plays at maximum strength so you master correct technique


More features

- Full game analysis with Stockfish evaluation after every move
- 9 board themes and multiple piece sets to customise your board
- Dark and light theme support
- Works entirely offline with no account required
- Non-intrusive ads that never interrupt gameplay
- Haptic feedback for move confirmation
- Landscape and portrait support


Chess System helps you get better, one move at a time. Download now and start your training.

Recent changes:
Few ui improvements on challenges, analysis and play screen
Added capture pool for analysis of crazyknight and pocketknight