Free online Gomoku.

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Preparing the board
Empty Gomoku board.
New here? Learn how to play

How to start a game

GOMOKU is a free online Gomoku game for desktop and mobile browsers.

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Play one-on-one with a friend online

Choose a nickname and create a room without installing anything or signing up. Share the invite link or 6-character code with a friend, then start when both players are ready. You can also use Quick match to find a waiting opponent.

Gomoku rules: connect five

Black and White take turns placing stones on a 15 × 15 board. In Freestyle, connect five or more horizontally, vertically, or diagonally to win. In Exact five, six or more do not count as a win. Neither rule applies double-three or double-four forbidden moves.

Learn while playing against AI

Start an AI game whenever you want to play solo. Turn on Coach help and pick an empty spot to explore the move's purpose and a possible continuation of up to 3 moves. The preview is just one possible line, and a stone is only placed when you press the move button.

How do I place a stone on mobile?

Tap a spot, check it in the magnified preview, adjust one intersection at a time if needed, then press the move button. With Coach help on, selecting a spot asks the coach about that move.

How are game records and stats kept?

Review completed online games in My game records. Your nickname and online records are linked to the session cookie in this browser. Deleting the cookie removes your access to those records. They are not automatically linked across devices, and AI practice records only last for the current screen session.