XO brings Tic Tac Toe on your Watch, iPhone and iPad. 3 GAME MODES: - Watch vs. iPhone: Give your iPhone to a friend and play against he. - Local multiplayer: Human vs. Human on your Watch, iPhone or iPad - Human vs. Bot: Play against your device with 3 different difficulties. TUTORIAL: Change game mode: Tap menu icon (≡) > Tap New Game Watch vs. iPhone: You can start a match with this game mode only from your Watch Play again: Tap the board to play again immediately
