Games like Ludwig
Games like Ludwig include Kerbal Space Program, Totally Accurate Battle Simulator, Flashing Lights - Police, Firefighting, Emergency Services (EMS) Simulator, Wobbly Life, and How to Fish. We matched them by the tags players give Ludwig on Steam (Adventure, Indie, Simulation, Education, and Physics): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Simulation · Physics · Indie

Totally Accurate Battle Simulator
Shared: Simulation · Physics · Indie

Flashing Lights - Police, Firefighting, Emergency Services (EMS) Simulator
Shared: Adventure · Simulation · Physics

Wobbly Life
Shared: Adventure · Simulation · Indie

How to Fish
Shared: Indie · Adventure · Physics

Noita
Shared: Physics · Indie · Adventure

Poly Bridge
Shared: Simulation · Physics · Indie

Electrician Simulator
Shared: Simulation · Education · Indie

PEAK
Shared: Adventure · Physics · Indie

House Flipper
Shared: Simulation · Adventure · Education

Universe Sandbox
Shared: Simulation · Physics · Indie

Chained Together
Shared: Adventure · Simulation · Indie

Internet Cafe Simulator
Shared: Indie · Simulation · Adventure

Fun with Ragdolls: The Game
Shared: Simulation · Physics · Indie

Goat Simulator
Shared: Simulation · Physics · Indie

I Am Bread
Shared: Simulation · Adventure · Physics

Dude Simulator 3
Shared: Simulation · Indie · Adventure

Human Fall Flat
Shared: Adventure · Physics · Indie

RoadCraft
Shared: Simulation · Adventure · Physics

BeamNG.drive
Shared: Simulation · Physics · Adventure

Mr.President!
Shared: Simulation · Indie · Adventure

Dude Simulator
Shared: Adventure · Simulation · Indie

Octodad: Dadliest Catch
Shared: Indie · Physics · Adventure

X-Plane 11
Shared: Simulation · Physics · Adventure