A free program for Android, by Sugame.

Block Puzzle: Cubes Blast Gem is a puzzle game that will relax your mind and give you fun to play! The gameplay of this block puzzle game is very simple. You just need to drag and drop cubes to fill rows or columns in an 8×8 grid. The challenge in this block puzzle game is to fill the grid with the given shapes of blocks.

You will be given the freedom to choose from different shapes of blocks, such as rectangles, triangles, circles, and more. You will also be able to use the various shapes to fill different areas in the grid. For example, you can use a circle to fill an area in the middle of the grid, or you can use a triangle to fill an area in the lower-left corner of the grid.

The more rows or columns that you can fill with blocks of the given shape, the more points you will get. You will also be given an infinite number of attempts to continue raising your IQ score.