Lights Out Puzzle - Lumio

A calm, brainy lights-out puzzle. Every level is guaranteed solvable, controls are one-thumb simple, and the neon glow is pure satisfaction. Tap to switch them all off.

Lumio is a calm, brainy lights-out puzzle. Tap a cell to flip it and its neighbors. Switch every light off to win. Easy to learn, deeply satisfying.

WHY LUMIO

• Always solvable - every level is built from a solved board, so a solution always exists.
• One-thumb simple - just tap. No timers, no pressure.
• Chase the par - solve in as few moves as possible and beat your best.
• Gorgeous glow - neon lights, smooth ripples, a satisfying win burst.

HOW TO PLAY

• Tap a cell: it toggles that light and the four around it.
• Turn the whole grid off to win.
• Grids grow from 5x5 to 6x6 and 7x7 as you progress.

FEATURES

• Hundreds of guaranteed-solvable levels.
• Par + best-move chasing.
• Unlockable neon themes, earned by playing.
• Works fully offline. No account, no sign-up.

Tap. Glow. Solve.