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Play Nurikabe Online

Solve complete 6x6 Nurikabe puzzles by building one connected wall without 2x2 wall blocks while preserving separate numbered islands of exact size, with wall and island modes, three valid layouts, mistake feedback, completion detection, and restart. Play free with no account or download.

Choose puzzle level

Single-player puzzle

No multiplayer mode

Your turnScore 0

How to play

Solve complete 6x6 Nurikabe puzzles by building one connected wall without 2x2 wall blocks while preserving separate numbered islands of exact size, with wall and island modes, three valid layouts, mistake feedback, completion detection, and restart. Choose a puzzle level, make your move, and use Restart whenever you want a fresh game.

Strategy tips

  • Each numbered white island must contain exactly that many connected cells and no other clue.
  • All wall cells must form one connected region, and no 2 by 2 area may be entirely wall.
  • Mark confirmed island cells to protect routes before extending the wall around them.

FAQ

Is Nurikabe free?

Yes. It is free to play in your browser.

Do I need an account?

No account or email is required.