Games like Creator Shelter
Games like Creator Shelter include Prison Architect, RimWorld, Oxygen Not Included, Totally Accurate Battle Simulator, and Banished. We matched them by the tags players give Creator Shelter on Steam (Simulation, Strategy, Sandbox, Colony Sim, and Time Management): closest matches first, and among equally close ones the better-known games.

Prison Architect
Shared: Simulation · Sandbox · Strategy

RimWorld
Shared: Colony Sim · Strategy · Sandbox

Oxygen Not Included
Shared: Colony Sim · Simulation · Sandbox

Totally Accurate Battle Simulator
Shared: Simulation · Sandbox · Strategy

Banished
Shared: Strategy · Simulation · Colony Sim

SPORE™
Shared: Sandbox · Simulation · Colony Sim

Nodebuster
Shared: Strategy · Simulation · Incremental

Kingdoms and Castles
Shared: Colony Sim · Simulation · Strategy

Dwarf Fortress
Shared: Simulation · Colony Sim · Strategy

Tower Wizard
Shared: Strategy · Incremental · Idler

Manor Lords
Shared: Strategy · Simulation · Sandbox

Cities: Skylines
Shared: Simulation · Strategy · Sandbox

Amazing Cultivation Simulator
Shared: Simulation · Sandbox · Strategy

Planet Coaster
Shared: Simulation · Sandbox · Strategy

Cookie Clicker
Shared: Incremental · Idler · Strategy

(the) Gnorp Apologue
Shared: Strategy · Incremental · Idler

Game Dev Tycoon
Shared: Simulation · Strategy · 2D

Against the Storm
Shared: Simulation · Strategy · Colony Sim

Two Point Museum
Shared: Simulation · Strategy · Sandbox

Foundation
Shared: Simulation · Strategy · Sandbox

Two Point Hospital
Shared: Simulation · Strategy · Sandbox

Empires of the Undergrowth
Shared: Simulation · Strategy · Colony Sim

Shelldiver
Shared: Incremental · Simulation · Idler

Stonehearth
Shared: Colony Sim · Sandbox · Strategy