Connect 4
Connect 4
Drop your chips and line up four in a row, horizontal, vertical or diagonal, before your opponent does.
Play Connect 4 Online Free
Classic Connect 4 in your browser: take turns dropping chips into the 7×6 grid and be first to line up four in a row, across, down or diagonally. Play the AI at four strengths (the top level searches deep and punishes mistakes), start a live online match with a friend, or queue ranked and climb from Bronze to Legend. Free, instant, and no login needed for casual play.
How to play Connect 4
- Pick a difficulty and start, or hit "Play online" for a real opponent.
- Click (or tap) a column to drop your chip into the lowest open slot.
- Connect four of your chips in any direction to win; block your opponent’s threats as you build your own.
- Watch for double threats: two open three-in-a-rows at once cannot both be blocked.
Frequently asked questions
Can I play Connect 4 online with a friend?+
Yes. Hit "Play online" and either quick-match or share a private invite link; the game starts the moment they join.
How do I beat the Connect 4 AI?+
Control the centre column, build two threats at once, and think one move past every drop, the higher difficulties look many moves ahead.
Is there a ranked mode?+
Yes, sign in with Playrzone and queue ranked: five placement matches earn your tier, and every rated win moves your Elo.
Is it free?+
Completely free with no download. Casual and AI play need no account at all.
More free games & tools
Free to play, no login. Last updated July 2026.
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