Games like Starship Tunnel
Games like Starship Tunnel include Retrowave, SpaceEngine, Superflight, Drift86, and Disney Speedstorm. We matched them by the tags players give Starship Tunnel on Steam (Casual, Simulation, Racing, Arcade, and Space Sim): closest matches first, and among equally close ones the better-known games.

Retrowave
Shared: Racing · Casual · Simulation

SpaceEngine
Shared: Casual · Space Sim · 3D

Superflight
Shared: Casual · Flight · Atmospheric

Drift86
Shared: Racing · Casual · Arcade

Disney Speedstorm
Shared: Racing · Arcade · Casual

Liftoff®: FPV Drone Racing
Shared: Simulation · Racing · Flight

Forza Horizon 6
Shared: Racing · Simulation · Arcade

Old School Rally
Shared: Racing · Arcade · Simulation

Forza Horizon 5
Shared: Racing · Simulation · Arcade

Nodebuster
Shared: Casual · Simulation · Arcade

Need for Speed™ Unbound
Shared: Racing · Arcade · Casual

Universe Sandbox
Shared: Simulation · Space Sim · Space

Exo One
Shared: Atmospheric · Flight · Space Sim

Chinese Driving Test Simulator
Shared: Casual · Simulation · Racing

OutDrive
Shared: Casual · Racing · Arcade

Mini Motorways
Shared: Simulation · Casual · Minimalist

Razortron 2000
Shared: Casual · Racing · Arcade

Uncrashed : FPV Drone Simulator
Shared: Simulation · Racing · Flight

Retrowave 2
Shared: Racing · Arcade · Casual

PowerWash Simulator
Shared: Casual · Simulation · 3D

Internet Cafe Simulator 2
Shared: Simulation · 3D · Arcade

Kerbal Space Program
Shared: Simulation · Space Sim · Space

X4: Foundations
Shared: Simulation · Space Sim · Space

Jalopy
Shared: Racing · Simulation · Casual