One player plays X and the other O, taking turns marking the spaces in a 3×3 grid. The one who succeeds in placing three respective marks in a horizontal, vertical, or diagonal row wins the game. In next game the winner of the previous game is the one who starts the game. If no one wins, it’s a draw. Playing Tic Tac Toe game will help you develop problem solving and strategic thinking skills. Start playing Tic Tac Toe free on your mobile device. Download free Tic Tac Toe app now and let the fun begin!