Games like Oil Coin
Games like Oil Coin include Stardew Valley, Your Only Move Is HUSTLE, Plague Inc: Evolved, Potion Craft: Alchemist Simulator, and Game Dev Tycoon. We matched them by the tags players give Oil Coin on Steam (Strategy, Side Scroller, 2D Platformer, Farming Sim, and 2D): closest matches first, and among equally close ones the better-known games.

Stardew Valley
Shared: Farming Sim · Simulation · Relaxing

Your Only Move Is HUSTLE
Shared: Strategy · 2D · Side Scroller

Plague Inc: Evolved
Shared: Strategy · Simulation · Indie

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

Game Dev Tycoon
Shared: Strategy · Indie · Simulation

Minami Lane
Shared: Cute · Simulation · Relaxing

aMAZE 2
Shared: Side Scroller · Strategy · 2D

Mini Motorways
Shared: Strategy · Simulation · Indie

Webbed
Shared: 2D Platformer · Cute · 2D

Rusty's Retirement
Shared: Farming Sim · Simulation · Relaxing

Mini Metro
Shared: Strategy · Simulation · Indie

Melatonin
Shared: Indie · Cute · 2D

Shelldiver
Shared: 2D · Strategy · Simulation

Pizza Tower
Shared: 2D Platformer · Indie · Cartoony

A Game About Feeding A Black Hole
Shared: Strategy · Indie · 2D

Fields of Mistria
Shared: Farming Sim · Simulation · Cute

Passpartout: The Starving Artist
Shared: Indie · Simulation · Relaxing

Banished
Shared: Strategy · Simulation · Indie

Reus
Shared: Strategy · Indie · Simulation

Totally Accurate Battle Simulator
Shared: Strategy · Simulation · Indie

Momodora: Reverie Under The Moonlight
Shared: Side Scroller · 2D Platformer · 2D

911 Operator
Shared: Strategy · Simulation · Indie

Russian Life Simulator
Shared: Simulation · Strategy · 2D

Tavern Master
Shared: Strategy · Simulation · Indie