Complete guide to Connect Four: how to get started, master the controls, and beat your high score.
A polished HTML5 Connect Four game with AI powered by Minimax and alpha-beta pruning. Play against a smart computer, a local friend, or watch two AIs battle it out. Drop your disc and try to connect four in a row before your opponent does.
๐ฎ Click a column to drop your disc. Connect 4 discs in a row horizontally, vertically, or diagonally to win. Choose Human vs AI or Human vs Human.
Connect Four is a free online puzzle game that you can play instantly in your browser โ no download or account required. Use the controls above to get started, and give yourself a few rounds to get comfortable with the mechanics before pushing for high scores.
Read the full level layout before making your first move.
Work backwards from the goal state to understand what you need.
If you are stuck, restart and observe what went wrong โ restarts teach more than fumbling.
Look for moves that open up multiple options, not just solve the immediate problem.
Patience pays off โ most puzzles have a clean, elegant solution waiting to be found.
Ready to play?
Connect Four is free โ no download, no sign-up, just instant fun.
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