Lights — Row & Column Puzzle

Content rating
Everyone
10+
Downloads
Content rating
Everyone
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About this game

One rule. No end.

Tap any cell and its entire row and column flip colour at once. That is the whole game. Turning the board green is the easy part to describe and the hard part to do — every tap that fixes four cells breaks three others.

Rounds that never stop getting harder. Round 1 is scrambled with a single hidden move. Round 2 with two. Round 40 with forty. There is no game over, no lives and no timer running out — just a board that keeps getting more tangled and a score that rewards you for untangling it quickly and in as few taps as you can.

Beat par. Every round tells you how many hidden moves scrambled it. Match that and you have done well. Beat it — and you often can, because taps overlap and cancel — and you score more.

Stuck? Buy your way past. Skip a round for points you have already earned. It is never cheap, and a skipped round never counts as one you solved.

Made to be picked up and put down. Your run is saved the moment you leave. Come back to the same board, the same score, the same place in the round.

No ads
No in-app purchases
No account required
Works offline
Optional cell symbols so the board reads without relying on colour
Sign in to Google Play Games to put your best run on the global leaderboard, or ignore it entirely and just play.
Puzzle with one rule and no end. Flip rows and columns until the board is green.
Updated on
Sep 25, 2026
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  • Committed to follow the Play Families Policy