Beautiful chess for Android. Outsmart a grandmaster-strength AI, get friendly coaching, and battle players around the world.
Play in Browser Download for AndroidFree forever · No ads · Android 12+
Six AI difficulty levels, from your very first game to grandmaster strength — powered by the legendary Stockfish engine, running right on your phone. Stuck? Ask for a hint.
Every game — AI and online — runs with a 15-minute per-side clock, just like a real match. Both players' remaining time is shown live. Run out and you lose on time.
Download the optional AI coach and get friendly, plain-English commentary on your games — even with no internet. It cheers you on, explains ideas, and answers your questions.
Hit Quick Match to find an opponent, or create a private game code and send it to a friend. Win rated games to grow your Elo rating.
Every rated win — against the AI or real players — pushes you up the global rankings. Make your profile public and show off your rating right here on this site.
Play as a guest with no account at all, or sign up to keep your stats safe. You choose what's shared — everything can be turned off in Settings.
A warm, handcrafted board with smooth piece animations, satisfying sounds, and three board themes. Chess the way it should feel.
Knightfall is built to respect you:
Download the APK from the latest release, open it on your phone, and you're in.