Strategy tips
- Work from the top row downward instead of changing scattered lights.
- Press below a lit square when using the standard row-chasing strategy.
- Restart when the pattern becomes unclear and compare your move count.
Brain game
Lights Out
Toggle neighboring lights and switch the entire grid off.
Lights Out
- Tap a light to toggle it and its four neighbors.
- Plan ahead because every move changes several lights.
- Turn off all 25 lights in as few moves as possible.
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Player guide
How to improve at Lights Out
Lights Out is a five-by-five logic puzzle where each tap changes one light and its direct neighbors. Because every move affects several squares, random tapping quickly becomes confusing. Work in a consistent direction and use the state of one row to decide which buttons to press in the next.
Frequently asked questions
Is Lights Out free to play?
Yes. You can play instantly in your browser without creating an account or downloading an app.
Can I play on a phone or tablet?
Yes. The game adapts to phones, tablets, and computers, with touch or keyboard controls where appropriate.
How is my best score saved?
Personal bests are stored privately in this browser. Clearing browser data or changing devices may remove them.