Use the in-game Civilization Builder or AlienGPT to create unique alien races with AI-generated lore and art.
Colonize planets and build megastructures like Dyson Spheres.
Learn the basics and see the latest major updates in action: Galactic Civilizations IV Free Download
A massive free update introducing hyperlanes for faster travel and revamped map generation.
Design custom fleets to engage in tactical space combat. 🛠️ Content & Updates Use the in-game Civilization Builder or AlienGPT to
While the base game requires a purchase, Stardock frequently releases that add significant content for all owners.
Optional paid content, such as Tales of Arnor and Megastructures , adds new missions, civilizations, and late-game challenges. 💻 System Requirements adds new missions
You can download free player-made mods and custom civilizations via the Steam Workshop.