Tic-Tac-Toe. Three in a row. Take the board.

Classic 3×3 grid. You play X, the engine plays O. First to connect three in a row horizontally, vertically, or diagonally wins.

3×3 grid 3 engine levels optimal AI no login

Click any empty square to place your X. The engine plays O. First to connect three in a row horizontally, vertically, or diagonally wins. Hard mode plays minimax — perfect play from both sides always draws.