Games like Red Trains
Games like Red Trains include Transport Fever 2, Cities: Skylines, Transport Fever 3, Cities: Skylines II, and Jurassic World Evolution. We matched them by the tags players give Red Trains on Steam (Simulation, Trains, Strategy, Management, and Transportation): closest matches first, and among equally close ones the better-known games.

Transport Fever 2
Shared: Simulation · Strategy · Management

Cities: Skylines
Shared: Simulation · City Builder · Management

Transport Fever 3
Shared: Simulation · Management · Transportation

Cities: Skylines II
Shared: Simulation · City Builder · Management

Jurassic World Evolution
Shared: Simulation · Management · Strategy

Tropico 6
Shared: Simulation · Strategy · City Builder

Manor Lords
Shared: Simulation · Strategy · City Builder

Planet Coaster 2
Shared: Simulation · Strategy · Sandbox

Railway Empire
Shared: Simulation · Strategy · Trains

Dyson Sphere Program
Shared: Simulation · Automation · Management

Jurassic World Evolution 2
Shared: Simulation · Management · Strategy

Train Fever
Shared: Simulation · Trains · Strategy

Railway Empire 2
Shared: Simulation · Trains · Strategy

shapez 2 - Factory
Shared: Management · Strategy · Simulation

Planet Coaster
Shared: Simulation · Management · Strategy

Mashinky
Shared: Simulation · Strategy · Trains

Anno 1800
Shared: Simulation · Strategy · City Builder

Foundation
Shared: Simulation · Strategy · City Builder

Prison Architect
Shared: Simulation · Strategy · Sandbox

Kingdoms and Castles
Shared: Simulation · City Builder · Management

Jurassic World Evolution 3
Shared: Simulation · Strategy · City Builder

RimWorld
Shared: Strategy · Management · Simulation

Transport Fever
Shared: City Builder · Sandbox · Trains

Planet Zoo
Shared: Simulation · Management · Sandbox