Just Chess

Just Chess is a simple, but feature-rich chess application for Android that combines elegant design with intelligent gameplay. This app offers a polished chess experience for players of all skill levels.
Key Features
• Intelligent AI Opponent
• 8 Difficulty Levels: From beginner-friendly to challenging, with adjustable AI difficulty that uses minimax algorithm with transposition tables for optimal move calculation
• Real-time AI Progress: Visual feedback with a progress indicator showing the AI's thinking process
• Position Analysis: Displays the number of positions evaluated during AI calculations
• Flexible Game Modes
• Play Against AI: Challenge the computer in a traditional game where you control one side
• Auto-Play Mode: Watch two AI opponents play against each other - perfect for learning strategies or entertainment
• Choose Your Side: Play as White (default) or Black, with the board automatically oriented to your perspective
Rich Gameplay Features
• Full Chess Rules: Complete implementation including castling, en passant, pawn promotion, check, checkmate, and stalemate detection
• Move Validation: Only legal moves are allowed, with visual highlighting of valid moves for the selected piece
• Move History: Complete undo/redo functionality to review and replay games
• Last Move Highlighting: Visual indication of the most recent move on the board
• Check Detection: Immediate visual and audio feedback when a king is in check
• Polished User Experience
• Smooth Animations: Fluid piece movement animations (can be disabled for faster gameplay)
• Sound Effects: Contextual audio feedback for moves, captures, check, checkmate, and game events (toggleable)
• Game Timer: Built-in timer to track how long you've been playing
• Portrait and Landscape Modes: Optimized layouts for both screen orientations
• Difficulty Adjustment: Change AI difficulty mid-game with a convenient slider (1-8 scale)
• Animation Control: Enable or disable piece animations based on preference
• Sound Toggle: Turn sound effects on or off
• Side Selection: Switch between playing as White or Black
• Quick Settings: Easily accessible settings panel without interrupting gameplay