Tic Tac Toe Unlimited is an iphone game where you have to line up 5 X’s or O’s on a 20x20 grid, before your opponent does.

More possibilities, more complexity and more fun than normal 3x3 tic tac toe.

1. •Two difficulty levels against the computer opponent.

2. •Ability to play against a human opponent on the same device.

3. •Network play lets you play anyone over the internet.

4. •Change color schemes to your liking.

5. •Undo last move in single and 2 player mode on same device.