- One or two players on the same device - Three difficulty levels: * easy: the game plays (almost) randomly; * medium: the game knows some strategy; * hard: the game knows almost all best strategies (but you can win with some tricks, and sometime it makes mistakes). - Support for TalkBack Tic-tac-toe game is also known as Noughts and crosses or Xs and Os; in this version you can play with donuts, football balls, hokey sticks, baguettes and so on...