Logic puzzle

Switch them off in fewer moves.

Press a light to toggle it and its neighbors. Difficulty is based on the true minimum number of presses.

Tap to toggleMinimum-move difficultyDaily challenge

Same boards for everyone

⭐ Today’s Lights Out

Complete Easy, Medium and Hard before the UTC day resets. Finish 3/3 to extend your Daily Streak.

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0 of 3 completed

Play Lights Out online for free

Press a light to toggle it and its neighbors. Difficulty is based on the true minimum number of presses. Choose Regular Play for fresh boards or Daily Challenge for the same three boards as everyone else. Difficulty changes puzzle structure as well as size, while Hint gives a concrete next step and Solution provides a practice-only guide.