Games like Cat Chaos
Games like Cat Chaos include Goat Simulator, Garry's Mod, People Playground, Placid Plastic Duck Simulator, and BeamNG.drive. We matched them by the tags players give Cat Chaos on Steam (Cats, Simulation, Physics, Destruction, and Relaxing): closest matches first, and among equally close ones the better-known games.

Goat Simulator
Shared: Simulation · Physics · Destruction

Garry's Mod
Shared: Physics · Sandbox · Casual

People Playground
Shared: Physics · Sandbox · Simulation

Placid Plastic Duck Simulator
Shared: Physics · Relaxing · Cute

BeamNG.drive
Shared: Simulation · Physics · Destruction

Slime Rancher
Shared: Cute · Simulation · Exploration

Totally Accurate Battle Simulator
Shared: Simulation · Physics · Sandbox

Little Kitty, Big City
Shared: Cats · Cute · Simulation

Catlateral Damage
Shared: Cats · Physics · Destruction

Turbo Dismount™
Shared: Simulation · Physics · Destruction

PowerWash Simulator
Shared: Simulation · Relaxing · Casual

Wobbledogs
Shared: Simulation · Cute · Sandbox

Catlateral Damage: Remeowstered
Shared: Cats · Physics · Destruction

SPORE™
Shared: Simulation · Sandbox · Casual

Kill It With Fire
Shared: Simulation · Destruction · Physics

Hozy
Shared: Relaxing · Physics · Casual

Brick Rigs
Shared: Destruction · Physics · Sandbox

Slime Rancher 2
Shared: Relaxing · Cute · Simulation

Fireworks Mania - An Explosive Simulator
Shared: Physics · Sandbox · Simulation

Planet Coaster
Shared: Simulation · Relaxing · Sandbox

Universe Sandbox
Shared: Simulation · Physics · Sandbox

DEEEER Simulator: Your Average Everyday Deer Game
Shared: Physics · Sandbox · Cute

Goat Simulator 3
Shared: Physics · Simulation · Sandbox

Teardown
Shared: Physics · Destruction · Sandbox