Lights Out: Grid Puzzle

Lights Out is a classic puzzle game: every light on the board is lit, and each tap toggles that light along with its neighbors above, below, left, and right. Clear every light in as few moves as possible to win. The rules are simple, but tracing the chain reaction of each move is anything but — a perfect quick brain workout for your commute, a queue, or before bed. ． Multiple board sizes Start with the beginner-friendly 4×4, then unlock 3×3, 5×5, and 6×6 as you clear levels. Bigger boards, deeper thinking. ． 28 classic levels Carefully designed levels that ramp up in difficulty, so you can watch your solving skills grow one level at a time. ． Freeplay mode Replay your favorite board size as many times as you like, whenever you feel like a quick puzzle — no progress pressure. ． Share a challenge Send your solved board to a friend and see who can clear it in fewer moves. ． Achievements &…