Games like Train Travel Simulator
Games like Train Travel Simulator include Gold Mining Simulator, Slime Rancher, Totally Accurate Battle Simulator, BeamNG.drive, and Thief Simulator. We matched them by the tags players give Train Travel Simulator on Steam (Simulation, Sandbox, Exploration, First-Person, and Realistic): closest matches first, and among equally close ones the better-known games.

Gold Mining Simulator
Shared: Simulation · Realistic · Sandbox

Slime Rancher
Shared: Exploration · First-Person · Sandbox

Totally Accurate Battle Simulator
Shared: Simulation · Sandbox · Realistic

BeamNG.drive
Shared: Simulation · Realistic · Sandbox

Thief Simulator
Shared: Simulation · First-Person · Singleplayer

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

The Long Dark
Shared: Exploration · First-Person · Sandbox

Internet Cafe Simulator 2
Shared: Simulation · Exploration · Sandbox

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

Car Mechanic Simulator 2021
Shared: Simulation · Sandbox · Realistic

Derail Valley
Shared: Simulation · Trains · Realistic

SnowRunner
Shared: Simulation · Exploration · Sandbox

My Summer Car
Shared: Simulation · Realistic · First-Person

Cooking Simulator
Shared: Simulation · Sandbox · Realistic

A Game About Digging A Hole
Shared: Exploration · Sandbox · Simulation

Crime Scene Cleaner
Shared: Simulation · First-Person · Singleplayer

Barn Finders
Shared: Simulation · Exploration · Indie

Train Simulator Classic
Shared: Simulation · Trains · Realistic

X-Plane 11
Shared: Simulation · Realistic · Sandbox

My Garage
Shared: Simulation · Sandbox · Realistic

Kerbal Space Program
Shared: Simulation · Sandbox · Indie

PC Building Simulator
Shared: Simulation · Sandbox · First-Person

Out of Ore
Shared: Simulation · Sandbox · Exploration

Car Mechanic Simulator 2018
Shared: Simulation · Realistic · Sandbox