In this game with 50 levels you will have to tap a slot on the grid so that it and its 4 neighbors (vertically and horizontally) are also changed. You must make the grid clean! Cleaner, puzzle game, hypercasual game, tap game, matching game, chain reaction, 50 levels, addictive game, casual game, mobile game, brain game, problem solving, strategy game, clean grid, slot game, clicker game, puzzle levels, free game