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Lights Out

Turn off all the lights by toggling cells!

Moves

0

Best

—

Lights On

?

Toggle cells to turn off all the lights!

🌑

Lights Out!

❓ How to Play

💡 The grid starts with some lights ON (yellow) and some OFF (dark).
👆 Click any cell to toggle it and its direct neighbors (up, down, left, right).
🎯 Goal: turn all lights OFF.
📉 Fewer moves = better score! Your best is saved per difficulty.
⚡ Every puzzle is guaranteed solvable — it was generated by starting solved and applying random valid moves.