Connect 4 (also called Four in a Row) is a classic abstract strategy game first released in 1974.
Play online against fast, personality-filled AI opponents. Adjust the skill rating (ELO) in 100-point steps to find the perfect challenge, or pick a talkative AI with fun banter to make the game livelier. No installation required — start playing instantly on desktop or mobile.
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How to Play
Goal: align 4 of your discs horizontally, vertically, or diagonally before your opponent.
Quick rules:
- Players take turns dropping one disc into a column.
- The disc falls to the lowest empty spot in that column.
- First to align 4 discs wins.
Start a Game on Board Game Buddy
- Click Play now.
- Choose your AI opponent and its ELO rating (difficulty level).
- Turn on chat mode if you want an AI that comments on the game.
- Start playing — have fun!
Why Play on Board Game Buddy?
- Adjustable AI skill — fine-tune difficulty in 100-point steps.
- Fun AI personalities — talkative bots that banter during the game.
- Instant play — no downloads, no sign-ups, no heavy setup.
- Great for practice — train in a relaxed setting, then crush your friends later.