Games like Rover Mechanic Simulator
Games like Rover Mechanic Simulator include Kerbal Space Program, Universe Sandbox, Electrician Simulator, House Flipper, and FTL: Faster Than Light. We matched them by the tags players give Rover Mechanic Simulator on Steam (Simulation, Indie, Relaxing, Singleplayer, and Minimalist): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Simulation · Space · Indie

Universe Sandbox
Shared: Simulation · Space · Relaxing

Electrician Simulator
Shared: Simulation · Indie · Education

House Flipper
Shared: Simulation · Singleplayer · Relaxing

FTL: Faster Than Light
Shared: Indie · Space · Singleplayer

Mountain
Shared: Simulation · Indie · Relaxing

PC Building Simulator
Shared: Simulation · Education · Singleplayer

Potion Craft: Alchemist Simulator
Shared: Simulation · Relaxing · Singleplayer

Mini Motorways
Shared: Simulation · Indie · Minimalist

SpaceEngine
Shared: Space · Sci-fi · Simulation

Universe Sandbox
Shared: Simulation · Indie · Space

Steam Engine Simulator
Shared: Simulation · Education · Singleplayer

Hardspace: Shipbreaker
Shared: Simulation · Space · Singleplayer

Mini Metro
Shared: Simulation · Minimalist · Indie

American Truck Simulator
Shared: Simulation · Relaxing · Realistic

911 Operator
Shared: Simulation · Indie · Singleplayer

Crime Scene Cleaner
Shared: Simulation · Relaxing · Singleplayer

Plague Inc: Evolved
Shared: Simulation · Indie · Singleplayer

Solar Expanse - Space Exploration Manager
Shared: Simulation · Space · Singleplayer

Cosmoteer: Starship Architect & Commander
Shared: Singleplayer · Indie · Space

Papers, Please
Shared: Simulation · Indie · Singleplayer

Gas Station Simulator
Shared: Simulation · Singleplayer · Relaxing

Spaceflight Simulator
Shared: Simulation · Space · Singleplayer

Planet Coaster
Shared: Simulation · Relaxing · Singleplayer