Mondo Knows Games
Tic-Tac-Toe
The simplest board game there is, played against Mondo. Choose a difficulty: relaxed Mondo plays whatever takes his fancy, sharp Mondo mostly plays well, and clever Mondo never loses. A draw against clever Mondo is a genuinely good result.
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How to play
- You are X and always move first.
- Take turns placing a mark in an empty square.
- Line up three of your marks in a row, column or diagonal to win.
- If every square fills with no line, the game is a draw.
Controls
Click or tap a square.
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Questions people ask
- How do you play Tic-Tac-Toe?
- You are X and always move first. Take turns placing a mark in an empty square. Line up three of your marks in a row, column or diagonal to win. Click or tap a square.
- Is Tic-Tac-Toe free to play?
- Yes. Tic-Tac-Toe runs in the browser for nothing: no download, no account and no sign-up. Tic-Tac-Toe sits on the Board shelf at Mondo Knows, alongside board and tic tac toe games.
- How long does a game of Tic-Tac-Toe take?
- Under a minute. It is rated easy, and click or tap a square. Your best score stays on your own device.
- Does Tic-Tac-Toe work on a phone?
- Yes. The board sizes itself to the screen, so Tic-Tac-Toe plays the same on a phone as on a desktop, and touch controls replace the mouse. Nothing needs installing.
Facts behind Tic-Tac-Toe
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Everything runs in your browser. Scores and bests are stored on your own device, not on a server.