# Lina Chess:Offline AI & Puzzle > Stockfish-powered chess: Real-time AI analysis, 50k+ puzzles & opening quizzes. Canonical page: [https://chrome-stats.com/d/com.commonsourcelab.chesstrainer](https://chrome-stats.com/d/com.commonsourcelab.chesstrainer) ## Overview - **ID:** `com.commonsourcelab.chesstrainer` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** CommonSource - **Category:** SPORTS - **Downloads:** 148 - **Version:** 1.0.24 - **Last updated:** 2026-09-09 - **First published:** 2026-01-02 - **Publisher country:** KR - **Size:** 107 MB - **Data as of:** 2026-09-17 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.commonsourcelab.chesstrainer) - **Website:** [https://commonsourcelab.com/](https://commonsourcelab.com/) - **Privacy policy:** [https://commonsourcelab.com/privacy](https://commonsourcelab.com/privacy) ## Description πŸš€ 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
πŸ‡ΊπŸ‡³ 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 πŸ”΄ warn you of opponent threats.

Multi-Line Analysis: View up to 3 candidate moves simultaneously to understand deep nuances.

βš™οΈ Customizable Depth (NEW): Adjust the engine's search depth based on your device specs to optimize battery life or maximize calculating power.



βš”οΈ Revolutionary Play Against AI (NEW)
Experience ultimate flexibility. Our dynamic AI adapts instantly to how you want to play and learn.

πŸ”„ 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.



πŸ“š Opening Master & FSRS Quizzes (NEW)
Don't just memorize linesβ€”master the early game with a scientifically proven learning system.

πŸ“– 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.



πŸ“Š Smart Move Grading & Advanced Review (NEW)
Understand your play with our 9-tier classification system and newly upgraded review tools.

πŸ’Ž Move Quality Badges: Instantly spot Brilliant, Great, Best, Excellent, Good, Inaccuracy, Mistake, Miss, and Blunder moves during your review.

πŸ“ˆ 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.

βͺ 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!



πŸ“ 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.

πŸ”’ Total Data Privacy: No accounts, no sign-ups, and no data collection. Everything stays securely on your device.



Why LINA CHESS?
πŸ‘Ά For Beginners: Learn fundamentals, solve simple tactics, and master basic openings.

β™ŸοΈ For Club Players: Eliminate blunders, visualize positional swings, and build a solid repertoire with FSRS.

πŸ† For Experts: Dive into deep, customized multi-line analysis with a world-class engine running on your local hardware. ## Rankings - #1,835,857 β€” Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.INTERNET` - `android.permission.WAKE_LOCK` - `com.commonsourcelab.chesstrainer.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` ## Similar extensions and apps - [ChessAI4U: Play & Learn Chess](https://chrome-stats.com/d/com.chessai4u.chess) β€” 1,705 users - [Chess Coach - AI Chess Tutor](https://chrome-stats.com/d/com.app.cheescoach) β€” 17,146 users, 4.60 / 5 - [Chess Offline: AI & Puzzles](https://chrome-stats.com/d/app.chessgame.chessoffline) β€” 278 users - [DeltaChess](https://chrome-stats.com/d/com.deltachess) β€” 55 users - [Chess Master: Play & Analyze](https://chrome-stats.com/d/com.flash.chess) β€” 252 users - [InfiChess](https://chrome-stats.com/d/com.feimi.nfeimiapp) β€” 56 users - [ChessLab: Openings & Puzzles](https://chrome-stats.com/d/com.atomdyno.chess_tips_and_tricks) β€” 13,640 users - [Chess Track](https://chrome-stats.com/d/ai.nivinlabs.chesstrack) β€” 131 users - [Chess Engine](https://chrome-stats.com/d/com.dawikk.deepmove) β€” 7,765 users - [Chess-ibility](https://chrome-stats.com/d/com.chessibility.app) β€” 1 users - [Chess - AI, 2 Player & Puzzles](https://chrome-stats.com/d/io.lallotibros.chessgame) β€” 102 users - [Chess Lab – Play & Analyze](https://chrome-stats.com/d/com.nakstGames.chess_lab) β€” 531 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.commonsourcelab.chesstrainer)