Lights Out

Turn off all the lights by clicking cells. Each click toggles the cell and its neighbors!

Select Board Size

Select Mode

How to Play

✓ Click any light to toggle it and its neighbors (up, down, left, right)
✓ Goal: Turn off all the lights
✓ Track your moves and time
✓ Use undo to step back (up to 20 moves)
✓ Daily Mode: Same puzzle every day
✓ Random Mode: New puzzle each time