Radia Island
Demo available
About the game
Radia Island is a civilization-building survival game. Lead your people to a new land, establish your first town, gather resources, research technologies, advance into the industrial age, and ultimately complete the space program.
Original Steam description
Build a Civilization from Your First Town
As a pioneer of civilization, lead your people to a new island and begin building roads and structures from scratch. Gather wood, stone, and food, assign people to jobs, grow step by step, and attract more settlers.
Research Technologies
Unlock the technology tree, research a variety of technologies, enter the industrial age, and use electricity to increase productivity.
Events and Decisions
A variety of unexpected events will require your attention.
Space Program
Collect resources left scattered across the land and gather everything needed to build the space program. Complete the rocket and launch the space program.
Safe Evacuation
Monitor the cosmos and evacuate safely before catastrophe strikes.






Demo and release information
A Steam demo was found at the latest check. Confirm it is still available in your region on Steam before downloading.
Steam demo, playtest and Early Access: what is the difference?
Information & artwork: Steam · Last checked UTC