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Lights Out

Switch off every light — but each tap flips its neighbors too.

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How to play Lights Out

Click any cell to toggle it on or off — but doing so also toggles the cell above, below, left, and right of it. The goal is to turn every light off. Try to solve each puzzle in the fewest moves.

Lights Out leaderboard

Top scores — log in to compete.

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Lights Out — frequently asked questions

How do you play Lights Out?

Tap a cell to flip it and its four orthogonal neighbors on or off. Keep going until the entire grid is dark.

Is every Lights Out puzzle solvable?

Yes — each puzzle here is generated by scrambling a solved board with valid moves, so a solution always exists.

Is Lights Out free?

Yes — it is completely free to play in your browser, with no download.

More black & white games

In the mood for more? Try Chess or 2048, or browse the full games list on Inkplay.