Nuclear Nova Software has released Hydrothermal Lite on the Mac App Store. This version of Hydrothermal is completely free, but is limited to twenty minute and has saving disabled. To save/load games and remove the time limit check out the full version of Hydrothermal, also available on the Mac App Store. Hydrothermal is a city simulator where you create a space colony and ward off space invaders. You control every aspect of your city, from the basic layout to taxes and laws. Hydrothermal features over 50 unique buildings, and an integrated battle system for fighting
