Games like Parametric Creature: Lab
Games like Parametric Creature: Lab include Kerbal Space Program, Universe Sandbox, Kerbal Space Program 2, Aviassembly, and A Game About Digging A Hole. We matched them by the tags players give Parametric Creature: Lab on Steam (Simulation, Exploration, Sandbox, Physics, and Relaxing): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Simulation · Sandbox · Physics

Universe Sandbox
Shared: Simulation · Sandbox · Physics

Kerbal Space Program 2
Shared: Exploration · Sandbox · Physics

Aviassembly
Shared: Physics · Sandbox · Exploration

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

Spaceflight Simulator
Shared: Sandbox · Simulation · Exploration

Goat Simulator 3
Shared: Exploration · Sandbox · Physics

CarX Drift Racing Online
Shared: Simulation · Sandbox · Physics

Disney Dreamlight Valley
Shared: Exploration · Relaxing · Simulation

BeamNG.drive
Shared: Simulation · Physics · Sandbox

Totally Accurate Battle Simulator
Shared: Simulation · Sandbox · Physics

Garry's Mod
Shared: Sandbox · Physics · Simulation

People Playground
Shared: Sandbox · Physics · Simulation

Stardew Valley
Shared: Simulation · Relaxing · Sandbox

SPORE™
Shared: Sandbox · Simulation · Exploration

Stormworks: Build and Rescue
Shared: Sandbox · Physics · Exploration

A Game About Chopping Trees
Shared: Simulation · Exploration · Relaxing

Space Engineers
Shared: Sandbox · Simulation · Physics

Townscaper
Shared: Sandbox · Relaxing · Simulation

Cooking Simulator
Shared: Simulation · Sandbox · Physics

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

SnowRunner
Shared: Simulation · Exploration · Sandbox

House Flipper
Shared: Simulation · Sandbox · Relaxing

Besiege
Shared: Simulation · Sandbox · Physics