Games like SupermarCAT
Games like SupermarCAT include Stardew Valley, BidKing, Game Dev Tycoon, Two Point Museum, and My Time at Portia. We matched them by the tags players give SupermarCAT on Steam (Casual, Strategy, Simulation, Farming Sim, and Life Sim): closest matches first, and among equally close ones the better-known games.

Stardew Valley
Shared: Farming Sim · Life Sim · Simulation

BidKing
Shared: Casual · Strategy · Simulation

Game Dev Tycoon
Shared: Simulation · Strategy · Casual

Two Point Museum
Shared: Casual · Simulation · Strategy

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

Coral Island
Shared: Farming Sim · Life Sim · Simulation

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Sandbox

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

Plague Inc: Evolved
Shared: Strategy · Simulation · Casual

Papa's Freezeria Deluxe
Shared: Casual · Simulation · Strategy

Cities: Skylines
Shared: Simulation · Strategy · Sandbox

Nodebuster
Shared: Casual · Strategy · Simulation

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

Prison Architect
Shared: Simulation · Strategy · Sandbox

Minami Lane
Shared: Casual · Life Sim · Simulation

Chinese Parents
Shared: Casual · Life Sim · Simulation

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

Mini Motorways
Shared: Strategy · Casual · Simulation

A Game About Feeding A Black Hole
Shared: Casual · Strategy · Simulation

Paralives
Shared: Simulation · Life Sim · Casual

Starsand Island
Shared: Farming Sim · Casual · Life Sim

Retirement Simulator
Shared: Simulation · Casual · Life Sim

House Flipper
Shared: Simulation · Casual · Sandbox

Reus
Shared: Strategy · Simulation · Casual