Tic-Tac-Toe is a game for two players who take turns marking the spaces in a 3 by 3 grid with X and O. The player who succeeds in placing three of his/her marks in a horizontal, vertical, or diagonal row wins the game.


In this app, you play the game against the machine.
 Your performance, such as how many times you win, how many times the computer wins, how many times of tie, etc., is saved for record.