Place lights until the room glows.
A cozy Light Up. Set down lamps so every corner is lit, no lamp shines into another, and each numbered wall has exactly the right number of lights beside it.
Coming soon to the App StoreFree, every day. Lumen+ is one optional purchase, never a subscription.





Set a lamp on the grid.
Light up every dark cell.
Get each number right.
Find your next daily puzzle or personal challenge.