Tic Tac Toe is one of the tic tac toe game that you can play on UGameZone.com for free. A classic Tic Tac Toe game has one player and two players modes. Select 1 player or 2 players. In the 1 player mode, you play against the computer. On the next screen, select which grid you want. You can choose the classic 3x3 version or try the 5x5 or 7x7 larger versions of Tic Tac Toe. In this version, you have to get 4 in a row to win. To move click on a spot where you want your X to go. Tip: If you can't win, then go for the tie.