Games like The Ultimate Collector
Games like The Ultimate Collector include TCG Card Shop Simulator, Supermarket Simulator, Thief Simulator, Garry's Mod, and Gas Station Simulator. We matched them by the tags players give The Ultimate Collector on Steam (Simulation, Card Game, First-Person, Singleplayer, and Economy): closest matches first, and among equally close ones the better-known games.

TCG Card Shop Simulator
Shared: Simulation · Singleplayer · Economy

Supermarket Simulator
Shared: Simulation · Singleplayer · Economy

Thief Simulator
Shared: Simulation · Singleplayer · First-Person

Garry's Mod
Shared: First-Person · Singleplayer · Simulation

Gas Station Simulator
Shared: Simulation · Economy · Singleplayer

Waterpark Simulator
Shared: Simulation · Singleplayer · Economy

PowerWash Simulator
Shared: Simulation · First-Person · Casual

House Flipper
Shared: Simulation · Singleplayer · First-Person

Farming Simulator 22
Shared: Simulation · First-Person · Co-op

Gold Mining Simulator
Shared: Simulation · Singleplayer · Economy

Cooking Simulator
Shared: Simulation · Singleplayer · First-Person

鬼谷八荒 Tale of Immortal
Shared: Simulation · Singleplayer · RPG

Stardew Valley
Shared: Simulation · RPG · Sandbox

Game Dev Tycoon
Shared: Simulation · Singleplayer · Economy

Barn Finders
Shared: Simulation · Economy · Singleplayer

Slime Rancher
Shared: Singleplayer · First-Person · Simulation

Sultan's Game
Shared: Singleplayer · Card Game · Simulation

Cities: Skylines
Shared: Simulation · Singleplayer · Economy

Cities: Skylines II
Shared: Simulation · Singleplayer · Economy

The Sims™ 3
Shared: Simulation · Singleplayer · Character Customization

Mount & Blade II: Bannerlord
Shared: Singleplayer · RPG · Simulation

Grocery Store Simulator
Shared: Simulation · First-Person · Economy

BeamNG.drive
Shared: Simulation · Singleplayer · First-Person

Internet Cafe Simulator 2
Shared: Simulation · First-Person · Singleplayer