Experience the pure elegance of chess. Built without advertising popups, paywalls, or privacy-invasive trackers. Challenge a world-class grandmaster AI or play face-to-face with a friend on one device.
Adaptive Elo Rating: 800 — 2850+
Every screen, sound effect, and animation was designed to give you a distraction-free environment worthy of the ancient game of kings.
Powered by the world-renowned Stockfish UCI engine running natively via optimized C++ JNI. Choose from 6 scalable skill levels from relaxed training to tournament-level mastery.
No video interruptions after checkmate, no banner clutter beneath the board, and no tracking scripts. Your focus remains entirely on strategy and tactics.
Share one phone or tablet like a physical board. Features automatic board rotation after every move so both players always face the action right-side up.
Immerse yourself in rich carved wood grain, polished brass accents, and authentic piece click audio captured with tactile haptic feedback.
Inspect the algebraic move list at any time, review previous moves step-by-step, and utilize tactical undo to study alternative lines of play.
No accounts required, no internet connection needed, and zero analytics transmitted. Safe for kids, students, and competitive tournament players alike.
Click any white piece on the board below to see legal moves and test the interactive engine experience directly in your browser.
Click on any white pawn or knight to view valid squares. When you make a move, the mini engine automatically responds!
Everything you need to know about Chess Master, its offline capabilities, and our privacy guarantee.
Yes, completely. There are zero banner ads, zero interstitial video popups, and zero rewarded ads. We built Chess Master as a pure digital sanctuary for chess players who value deep concentration without irritating marketing interruptions.
Chess Master incorporates the Stockfish 18 UCI engine running locally on your device via high-performance native C++ binaries. In compliance with the GNU General Public License v3, Stockfish's open-source source code is fully credited and accessible.
Yes. All chess calculations, rule validations, audio effects, and move histories are computed locally on your device hardware. You can play on airplanes, road trips, or off-grid locations without any internet connection.
Yes. If you exit a match or receive an incoming phone call, your exact board position, turn state, move history, and timer clocks are immediately saved to local secure storage. Tapping 'Resume Match' on the main menu brings you right back to your exact position.
None at all. We collect zero analytics, zero IP addresses, zero device identifiers, and zero usage telemetry. Your match history remains entirely private on your device hardware.