Games like Failure simulator
Games like Failure simulator include The Sims™ 4, inZOI, Stardew Valley, Crime Scene Cleaner, and Potion Craft: Alchemist Simulator. We matched them by the tags players give Failure simulator on Steam (Simulation, Idler, Life Sim, Relaxing, and Choices Matter): closest matches first, and among equally close ones the better-known games.

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

inZOI
Shared: Simulation · Life Sim · Realistic

Stardew Valley
Shared: Life Sim · Simulation · Relaxing

Crime Scene Cleaner
Shared: Simulation · Relaxing · Singleplayer

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

Train Simulator Classic
Shared: Simulation · Relaxing · Realistic

PC Building Simulator
Shared: Simulation · Life Sim · Realistic

Quarantine Zone: The Last Check
Shared: Simulation · Choices Matter · Singleplayer

Disney Dreamlight Valley
Shared: Life Sim · Relaxing · Simulation

Paralives
Shared: Simulation · Life Sim · Relaxing

Volcano Princess
Shared: Life Sim · Choices Matter · Simulation

Coral Island
Shared: Life Sim · Simulation · Relaxing

Planet Coaster
Shared: Simulation · Relaxing · Singleplayer

Euro Truck Simulator 2
Shared: Simulation · Realistic · Relaxing

Supermarket Simulator
Shared: Simulation · Life Sim · Singleplayer

Mountain
Shared: Simulation · Relaxing · Singleplayer

Fishing Planet
Shared: Simulation · Relaxing · Realistic

American Truck Simulator
Shared: Simulation · Realistic · Relaxing

Farming Simulator 19
Shared: Simulation · Realistic · Singleplayer

Cooking Simulator
Shared: Simulation · Realistic · Singleplayer

911 Operator
Shared: Simulation · Singleplayer · Realistic

Cities: Skylines II
Shared: Simulation · Singleplayer · Realistic

BeamNG.drive
Shared: Simulation · Realistic · Singleplayer

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