Games like Kitchen Simulator 2
Games like Kitchen Simulator 2 include Slime Rancher, Totally Accurate Battle Simulator, Stardew Valley, Wobbly Life, and Hello Kitty Island Adventure. We matched them by the tags players give Kitchen Simulator 2 on Steam (Simulation, Indie, Cooking, Adventure, and Sandbox): closest matches first, and among equally close ones the better-known games.

Slime Rancher
Shared: Adventure · Simulation · Cute

Totally Accurate Battle Simulator
Shared: Simulation · Sandbox · Indie

Stardew Valley
Shared: Simulation · Life Sim · Sandbox

Wobbly Life
Shared: Adventure · Simulation · Sandbox

Hello Kitty Island Adventure
Shared: Simulation · Adventure · Life Sim

Don't Starve Together
Shared: Adventure · Sandbox · Indie

Slime Rancher 2
Shared: Simulation · Adventure · Cute

Garry's Mod
Shared: Sandbox · Simulation · First-Person

Streamer Life Simulator
Shared: Simulation · Life Sim · Indie

House Flipper
Shared: Simulation · Sandbox · Indie

Papa's Freezeria Deluxe
Shared: Simulation · Cooking · Time Management

Paralives
Shared: Simulation · Indie · Life Sim

Ale & Tale Tavern
Shared: Simulation · Cooking · Adventure

Disney Dreamlight Valley
Shared: Simulation · Life Sim · Adventure

My Time at Portia
Shared: Simulation · Life Sim · Adventure

The Sims™ 4
Shared: Simulation · Life Sim · Sandbox

Thief Simulator
Shared: Simulation · Adventure · Indie

The Long Dark
Shared: Adventure · Simulation · Sandbox

The Sims™ 3
Shared: Simulation · Life Sim · Sandbox

Cooking Simulator
Shared: Simulation · Cooking · Sandbox

Lemon Cake
Shared: Simulation · Cooking · Indie

Feed and Grow: Fish
Shared: Simulation · Indie · Adventure

Fruitbus
Shared: Simulation · Cooking · Indie

Kebab Chefs! - Restaurant Simulator
Shared: Simulation · Cooking · Sandbox

