Connect 4
Drop your chips and line up four in a row, horizontal, vertical or diagonal, before your opponent does.
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.
Yes. Hit "Play online" and either quick-match or share a private invite link; the game starts the moment they join.
Control the centre column, build two threats at once, and think one move past every drop, the higher difficulties look many moves ahead.
Yes, sign in with Playrzone and queue ranked: five placement matches earn your tier, and every rated win moves your Elo.
Completely free with no download. Casual and AI play need no account at all.
Free to play, no login. Last updated July 2026.
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