All games
Tic-Tac-Toe
X and O, four ways to play
The pencil-and-paper classic plus a big board, a three-piece rolling game and nine-board Ultimate. Beat an honest computer or a friend on one phone.
- Play on your own
- Pass the phone around
- Learn as you play
- Players
- 1–2
- Shelf
- Play together
- Internet
- Not needed
Coming soon to Google Play and the App Store
Tell me when it's outThings to unlock
First win
Beat the computer once.
Giant slayer
Beat a Hard or Expert computer on the Big board.
Ultimate champion
Win Ultimate against the Expert computer.
Three's a crowd
Win 10 Three-piece games against the computer.
Hat-trick
Win a best-of-5 series against the computer 3-0.
Friendly rivalry
Finish 20 pass-and-play games.