Tetrasquare is a game that is well known as Shikaku or Rectangles. Tetrasquare is played on a rectangular grid. Some of the squares in the grid are numbered. The objective is to divide the grid into rectangular and square pieces such that each piece contains exactly one number, and that number represents the area of the rectangle. You can get higher points if you finish games faster. There is no time limitation. You will compete best time record with worldwide users. Features - Provides infini