SpellTower is a puzzle video game by Zach Gage in which the player creates words from a jumble of letter tiles to clear the screen before it refills. The game has several game modes and a multiplayer battle mode. The impetus for the game—the concept of combining elements from Tetris and Boggle in what was a prototype of the puzzle video game Puzzlejuice—inspired Gage to create SpellTower. The game released for iOS in November 2011 to generally favorable reviews. Versions for OS X and Android followed over the next two years. In 2017 SpellTower Minutes was released. This browser-based Flash game created special "blitz" like modes not found in the mobile releases. A new iOS version released in 2017 swapped out the unnamed dictionary and began using Merriam-Webster's Third New International D