Lina Chess:Offline AI & Puzzle

🚀 Master Chess with LINA CHESS – Powered by Stockfish Take your chess game to the next level with LINA CHESS! We provide everything you need to go from beginner to master. 🌟 KEY FEATURES 🇺🇳 7 New Languages German, Russian, French, Spanish, Japanese, Chinese, and Portuguese now supported. 🧠 Real-Time Engine Analysis Get instant feedback on every move with the Stockfish 16 engine. Live Evaluation Bar: See who is winning at a glance with precise centipawn scores and mate indicators. Visual Hints: Green arrows 🟢 show the best moves, while red arrows 🔴 warn you of opponent threats. Multi-Line Analysis: View up to 3 candidate moves simultaneously to understand deep nuances. ⚙️ Customizable Depth (NEW): Adjust the engine's search depth based on your device specs to optimize battery life or maximize calculating power. ⚔️ Revolutionary Play Against AI (NEW) Experience ultimate flexibility. Our dynamic AI adapts instantly to how you want to play and learn. 🔄 In-Game Mode Switching: Playing a local match and got stuck? Instantly hand the board over to the AI at that exact turn, or switch back to a human match at any moment. 🎯 Adaptive AI Skill Levels: Select the perfect AI difficulty tailored to your strength, from a casual warmup to a master-level challenge. ⚡ Rock-Solid Stability: Highly optimized architecture ensures ultra-smooth gameplay without lag or interruptions. 📚 Opening Master & FSRS Quizzes (NEW) Don't just memorize lines—master the early game with a scientifically proven learning system. 📖 Opening Guides & Alternatives: Study critical theory with move-by-move explanations and alternative variations for major openings. 🧠 FSRS Spaced Repetition: Powered by the advanced FSRS algorithm (similar to Anki). The system automatically tracks your quiz mistakes and schedules smart reviews for flawless long-term retention. 📊 Smart Move Grading & Advanced Review (NEW) Understand your play with our 9-tier classification system and newly upgraded review tools. 💎 Move Quality Badges: Instantly spot Brilliant, Great, Best, Excellent, Good, Inaccuracy, Mistake, Miss, and Blunder moves during your review. 📈 Advantage Graph (NEW): Visualize the flow of the entire match. A detailed evaluation graph shows positional swings so you can find the exact turning point instantly. ⏪ Resume from Any Move (NEW): Pick any specific move from your game history and instantly restart the match against the AI from that exact position to test better alternatives. 🧩 50,000+ Tactical Puzzles Sharpen your tactical vision with a massive database of over 50,000 puzzles. Targeted Training: Filter puzzles by rating (800–3000+) to match your skill level. Theme Selection: Practice specific motifs like Forks, Pins, Skewers, Discovered Attacks, and Mates. Progress Tracking: Watch your puzzle rating climb as you improve! 📝 Game Management & History Auto-Save & Stats: Every game is automatically saved in PGN format with detailed accuracy percentages (%). Opening Explorer: Automatically detect and display opening names as you play or review. ⏱️ Professional Chess Clock Supports Bullet, Blitz, Rapid, and Classical time controls with custom increment/delay settings. Haptic feedback for a realistic, tactile touch experience. 🎨 Customization & Privacy First Sleek UI: Dark Mode, multiple board colors, and piece sets optimized for Portrait and Landscape modes. ✈️ 100% Offline Capable: The engine runs completely locally on your device for lightning-fast analysis anywhere. 🔒 Total Data Privacy: No accounts, no sign-ups, and no data collection. Everything stays securely on your device. Why LINA CHESS? 👶 For Beginners: Learn fundamentals, solve simple tactics, and master basic openings. ♟️ For Club Players: Eliminate blunders, visualize positional swings, and build a solid repertoire with FSRS. 🏆 For Experts: Dive into deep, customized multi-line analysis with a world-class engine running on your local hardware.