Skip to content
ToolsOnDuty - free online tools
Browser Games

Tic-Tac-Toe with AI

Play classic three-in-a-row against a deterministic computer opponent.

Free foreverRuns in your browserNo sign-up

Strategy game

Tic-Tac-Toe with AI

Place three marks in a row against a deterministic computer opponent.

Your turn (X)

Free-play browser game. No purchases, betting, prizes, public chat or account required. Progress stays on this device.

About the Tic-Tac-Toe with AI

Tic-Tac-Toe with AI is a lightweight, family-friendly browser game built for quick practice and short breaks. Play classic three-in-a-row against a deterministic computer opponent.

The game contains no purchases, cash prizes, betting, loot boxes, public chat or violent imagery. It runs locally in the browser, and any saved best score remains on this device.

Key features

  • Minimax computer decisions
  • Clear turn and result states
  • Instant board reset

How to use

  1. 1Select an empty square to place X.
  2. 2Wait for the computer to place O.
  3. 3Complete a line of three before the computer.

Frequently asked questions

Is this game free?
Yes. There are no purchases, entry fees, paid upgrades, virtual currency or prizes.
Is this game suitable for general audiences?
Yes. It uses family-friendly words, questions and abstract game pieces without graphic or adult content.
Does the game collect personal information?
No. Gameplay runs locally. A best score may be stored in this browser, but it is not uploaded or linked to an account.
Can I play on a phone or tablet?
Yes. The layout supports touch screens and responsive mobile sizes. Keyboard controls are also available where useful.