Stack is a fun arcade project from the Studio Ketchapp, which are famous for high quality games. It is necessary to build the pyramid with the flying blocks. The player has time to click on the screen to make the block lay in the best way. Otherwise, the structure will be narrowed, and have for as long as possible to prevent it. The more fragments will be used, the more points you will count. Entertaining gameplay is complemented by nice graphics and visuals. This provides a pleasant pastime for any user.