Games like CUMANIOK
Games like CUMANIOK include My Time at Portia, Stardew Valley, Garry's Mod, Disney Dreamlight Valley, and BeamNG.drive. We matched them by the tags players give CUMANIOK on Steam (Adventure, Simulation, Casual, Automobile Sim, and Sandbox): closest matches first, and among equally close ones the better-known games.

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

Stardew Valley
Shared: Farming Sim · Simulation · Life Sim

Garry's Mod
Shared: Sandbox · Casual · Simulation

Disney Dreamlight Valley
Shared: Adventure · Simulation · Life Sim

BeamNG.drive
Shared: Simulation · Automobile Sim · Sandbox

Totally Accurate Battle Simulator
Shared: Simulation · Sandbox · Adventure

Goat Simulator
Shared: Simulation · Sandbox · Casual

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

Slime Rancher
Shared: Adventure · Simulation · Sandbox

Youtubers Life
Shared: Casual · Simulation · Adventure

Wobbly Life
Shared: Adventure · Simulation · Sandbox

Mon Bazou
Shared: Automobile Sim · Sandbox · Life Sim

SnowRunner
Shared: Simulation · Automobile Sim · Adventure

DAVE THE DIVER
Shared: Adventure · Casual · Simulation

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

I Am Future: Cozy Apocalypse Survival
Shared: Casual · Simulation · Farming Sim

Turbo Dismount™
Shared: Simulation · Automobile Sim · Sandbox

Grow: Song of the Evertree
Shared: Adventure · Casual · Simulation

Coral Island
Shared: Simulation · Life Sim · Farming Sim

Streamer Life Simulator
Shared: Simulation · Casual · Life Sim

Goat Simulator 3
Shared: Simulation · Sandbox · Casual

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

Kerbal Space Program
Shared: Simulation · Sandbox · Physics

Potion Craft: Alchemist Simulator
Shared: Simulation · Singleplayer · Casual