This game includes a Player vs Player and a Player vs Mobile mode, fun graphics, realistic sound effects, instructions and a score board! A lot of in-game options so that you don't need to restart the application to change for example difficulty or mode.Player vs Player mode:If you choose this mode, two players share the same mobile device. The players can choose the 'X' or 'O' symbol and start playing, touching the screen one by one.Player vs Mobile mode:If you choose this mode, you play versus CPU. There are 4 difficulty levels (easy, medium, hard & expert).