Zach Gage has released the Mac version of SpellTower, a word game previously available for iOS devices. It requires Mac O S X 10.7.4 or higher, costs US$3.99 and is available at the Mac App Store.

Pplayers score by creating words from a jumble of tiles in one of four game modes. SpellTower Mac features include a redesigned control scheme, Retina Macbook Pro support, and Mountain Lion Game Center functionality.