Games like The Creator
Games like The Creator include Tiny Glade, House Flipper, House Flipper 2, My Dream Setup, and Garry's Mod. We matched them by the tags players give The Creator on Steam (Casual, Design & Illustration, Sandbox, Building, and Relaxing): closest matches first, and among equally close ones the better-known games.

Tiny Glade
Shared: Design & Illustration · Building · Sandbox

House Flipper
Shared: Design & Illustration · Simulation · Building

House Flipper 2
Shared: Casual · Relaxing · Design & Illustration

My Dream Setup
Shared: Design & Illustration · Building · Casual

Garry's Mod
Shared: Sandbox · Casual · Building

Townscaper
Shared: Sandbox · Building · Relaxing

PowerWash Simulator
Shared: Casual · Relaxing · Simulation

Planet Coaster
Shared: Building · Sandbox · Simulation

The Sims™ 4
Shared: Building · Simulation · Sandbox

Stardew Valley
Shared: Relaxing · Sandbox · Simulation

Slime Rancher 2
Shared: Relaxing · Cute · Casual

Planet Zoo
Shared: Building · Sandbox · Simulation

Small Spaces
Shared: Design & Illustration · Building · Sandbox

Dressmaker
Shared: Design & Illustration · Casual · Relaxing

Hozy
Shared: Casual · Relaxing · Sandbox

Two Point Museum
Shared: Casual · Building · Simulation

House Builder
Shared: Design & Illustration · Building · Simulation

PC Building Simulator
Shared: Simulation · Building · Sandbox

FlowScape
Shared: Design & Illustration · Sandbox · Simulation

Farm Together
Shared: Casual · Relaxing · Simulation

Slime Rancher
Shared: Cute · Sandbox · Casual

Megaquarium
Shared: Casual · Sandbox · Building

Builder Simulator
Shared: Design & Illustration · Building · Simulation

SuchArt: Genius Artist Simulator
Shared: Design & Illustration · Sandbox · Relaxing