Think you’re a pro at Tic Tac Toe? Think again. Today’s app, SmartTacToe, is a Tic-Tac-Toe-like game, the only difference is, you might not always win anymore.

The game is simple. Try make a horizontal, vertical or diagonal line of five, you and your opponent, whoever gets a line first, wins. There are different levels of difficulties, as well as the online option. But things may not be as simple as they look.

Try it out now for free!