Deep Under the Sky, a unique physics based jellyfish game, has just gone Free for a limited time. This is the first time this game has ever been free. It is being offered free as part of a 34 paid app bundle giveaway. The game features 80 levels in four different worlds. You control a jellyfish with just one button as you fly through psychedelic environments. Deep Under the Sky is compatible with only the Fire TV, but works with either the game controller or remote.