FunGo: On-Device Go AI

Fun Go Master brings the ancient game of Go to your iPhone and iPad — no internet connection, no server, no account.

VS COMPUTER — 10 difficulty levels, from a relaxed opponent for absolute beginners up to a genuine challenge for club-strength players, all from the same on-device engine.

VS FRIEND — local pass-and-play on one device, no account or connection needed.

LEARN TO PLAY — A guided, illustrated course covering the rules from your very first stone to scoring a finished game — liberties, capturing, ko, life and death, and territory, each with an interactive diagram you can try yourself.

PROBLEMS FOR PRACTICE — Over 1,000 tsumego (life-and-death) problems across five difficulty levels. Track your solved problems and watch your progress climb.

FunGo works completely offline. Your games and progress stay on your device.