tickytoe — Free Online Tic Tac Toe with Unbeatable AI & Local 2-Player
Welcome to tickytoe, the modern online Tic Tac Toe platform. Play against an unbeatable computer AI powered by
the Minimax algorithm with alpha-beta pruning, or challenge friends in local 2-player mode.
Key Features
- Multiple Grid Sizes: Classic 3x3, Expanded 4x4, and Epic 5x5 dynamic boards.
- Unbeatable AI: 4 difficulty levels ranging from Easy to Master (Minimax).
- Sensory Immersion: Synthesized retro Web Audio effects and celebratory particle confetti.
- Game Timer: Optional blitz speed timer for fast-paced rounds.
- Move History & Undo: Review past moves and undo mistakes on the fly.
- Full Accessibility: Complete keyboard navigation (Arrow keys / Numpad 1-9) and
high-contrast dark/light modes.
- 100% Private & Offline: Zero data tracking, zero ads, zero external servers.
Frequently Asked Questions
How do I play Tic Tac Toe?
Players take turns placing their symbol (X or O) on an empty square in the grid. The first player to align the
target number of marks in a horizontal, vertical, or diagonal row wins the match!
Can I play Tic Tac Toe offline?
Yes, this web application is fully client-side and can be installed as a PWA or used directly via the official
Google Chrome Extension.