⭕ Tic-Tac-Toe
Take on the computer in a quick game of noughts and crosses.
Play: The interactive game loads on this page in a modern JavaScript-enabled browser. The complete guide remains readable before it loads.
Controls
Desktop
Click an empty square to place X
Mobile
Tap an empty square to place X
What is distinct here
This is a transparent browser edition of the classic three-in-a-row game. Easy mode supports a relaxed round, while Hard mode searches the complete game tree; the page explains that perfect play should end in a draw.
Rules
- You play X and always move first.
- Three marks in a horizontal, vertical or diagonal line wins.
- Easy mode chooses open cells randomly; Hard mode searches the full game tree.
Strategy tips
- Control the center when it is available.
- Create two threats at the same time to force a win.
What we tested
Review enumerates all winning lines, full-board draws, occupied-cell protection, computer turns, difficulty changes, input locking during the response, round reset, win totals and the minimax choice against forced losses.
Frequently asked questions
Can Hard mode be beaten?
Perfect play from both sides ends in a draw; mistakes may let the computer win.
Are win totals saved?
Yes. Your best win total is stored locally in this browser.
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