X vs O: Tic Tac Toe

The classic game of Tic Tac Toe - now with BIG boards! Play the timeless 3x3, or step up to 5x5 (four in a row) and 7x7 (five in a row, Gomoku style) for real strategic depth.

One purchase, everything included. No ads. No in-app purchases. No subscriptions.

BOARD SIZES
- 3x3 - the classic you know
- 5x5 - get 4 in a row, plan ahead
- 7x7 - get 5 in a row, pure strategy
- Bigger boards earn x2 / x3 points and XP

SMART AI - 5 DIFFICULTY LEVELS
From a relaxed Rookie to an unbeatable Legend - an opponent for every skill level, on every board size.

BOSS BATTLES
Face 5 unique AI bosses, each with its own personality: the unpredictable Trickster, the unbreakable Defender, the lightning-fast Speedster, the ruthless Mastermind and the wild Chaos.

PLAY TOGETHER
- Online multiplayer: create a room, share a code or QR, play with anyone
- Pass & Play: two players, one device
- Best of 3, 5, 7 or endless matches

PROGRESS & REWARDS
- Earn XP, level up to 100
- Climb 17 ranks - from Bronze to Grandmaster
- 28 achievements to unlock
- Daily challenges with bonus rewards
- Global Game Center leaderboard

MAKE IT YOURS
13 beautiful themes: Neon, Space, Ocean, Fire & Ice, Halloween, Matrix and more.

Your progress syncs with iCloud. Available in English, Russian, French, German and Spanish.

Download now and become the ultimate XO champion!