About Tic Tac Filters

What it is

Tic Tac Filters is a free online version of the classic Tic Tac Toe game. Play against the Filter Guy AI on Easy, Medium or Hard, or play a friend on the same device in 2 Players mode. No download, no sign-up.

How to play

• Players take turns placing their mark on a 3×3 grid.
• Get three in a row (across, down, or diagonally) to win.
• If all 9 squares fill with no winner, it's a draw.
• Choose Easy, Medium or Hard to play the AI, or 2 Players to play a friend.

Why we made it

NED Air Filters built this game for fun, and as a friendly reminder to check your AC filter. NED Air Filters delivers locally in San Antonio and ships free nationwide.