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Connect Four

Drop discs and line up four.

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How to play

How to play Connect Four

Play Connect Four free online against an AI or a friend. Drop discs, block your opponent, and line up four in any direction.

Choose a column to drop a disc. The board rejects full columns automatically.

Replay value

Why players come back to Connect Four

Play multiple AI strengths or local matches and explore different centre-column openings.

Quick strategy

Connect Four strategy

Build two-way threats while blocking the opponent. Centre columns participate in the most possible winning lines.

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