Games like Starmancer
Games like Starmancer include Oxygen Not Included, RimWorld, Space Haven, WorldBox - God Simulator, and Graveyard Keeper. We matched them by the tags players give Starmancer on Steam (Indie, Pixel Graphics, Sandbox, Management, and Atmospheric): closest matches first, and among equally close ones the better-known games.
Oxygen Not Included
Shared: Colony Sim · Management · Sandbox
RimWorld
Shared: Colony Sim · Sandbox · Management
Space Haven
Shared: Colony Sim · Management · Sandbox
WorldBox - God Simulator
Shared: Sandbox · Pixel Graphics · Colony Sim
Graveyard Keeper
Shared: Pixel Graphics · Management · Sandbox
Banished
Shared: Indie · Colony Sim · Sandbox
Prison Architect
Shared: Sandbox · Colony Sim · Management
Dyson Sphere Program
Shared: Space · Management · Sandbox
Jurassic World Evolution
Shared: Management · Sandbox · Building
Stellaris
Shared: Sandbox · Space · Sci-fi
Terraria
Shared: Sandbox · Pixel Graphics · Indie
The Universim
Shared: Sandbox · Colony Sim · Management
Kerbal Space Program
Shared: Sandbox · Space · Indie
Foundation
Shared: Sandbox · Management · Indie
Space Engineers
Shared: Sandbox · Space · Building
Cosmoteer: Starship Architect & Commander
Shared: Indie · Sci-fi · Space
Settlement Survival
Shared: Management · Colony Sim · Sandbox
Jurassic World Evolution 2
Shared: Management · Sandbox · Building
Planetbase
Shared: Colony Sim · Space · Sci-fi
Dwarf Fortress
Shared: Colony Sim · Sandbox · Management
Kingdoms and Castles
Shared: Management · Colony Sim · Sandbox
Spacebase DF-9
Shared: Indie · Sandbox · Sci-fi
No Man's Sky
Shared: Space · Sci-fi · Sandbox
Breathedge
Shared: Indie · Sandbox · Space