Jan 30, 2015 - GiGalaxy today announces PopGem HD 2.0, an update to their simple and fun block puzzle game for iOS and Android devices. Developed specifically for easy and simple gameplay, users need only one finger to play PopGem. Touch more than 2 blocks of gems with the same color to crush them, then pop into lucky colorful stars. If you love casual puzzle games, you will love PopGem. In addition to general performance improvements to the game, PopGem HD version 2.0 introduces new Time and Rise modes.