Lights Out Puzzle - Lumio

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.