Tic Tac Toe is a classic two-player strategy game. Players take turns marking X or O on a 3×3 grid. The goal is to get three of your marks in a row—horizontally, vertically, or diagonally—before your opponent does.
Basic Rules & Controls
Click any empty cell to place your mark (X goes first)
Alternate turns with the computer opponent
Get 3 in a row (horizontal, vertical, or diagonal) to win
Block your opponent's winning moves while planning your own
Pro Tips
Start in the center or corner for the best advantage
Always block if opponent has 2 in a row
Create a 'fork' (two winning moves at once) to guarantee victory