Games like Chestnut's Idle Farm
Games like Chestnut's Idle Farm include Rusty's Retirement, Stardew Valley, Cast n Chill, Maltese's Fluffy Onsen, and Tiny Pasture. We matched them by the tags players give Chestnut's Idle Farm on Steam (Desktop Companion, Idler, Farming Sim, Simulation, and Cozy): closest matches first, and among equally close ones the better-known games.

Rusty's Retirement
Shared: Idler · Farming Sim · Desktop Companion

Stardew Valley
Shared: Farming Sim · Pixel Graphics · Simulation

Cast n Chill
Shared: Idler · Relaxing · Pixel Graphics

Maltese's Fluffy Onsen
Shared: Desktop Companion · Simulation · Idler

Tiny Pasture
Shared: Idler · Farming Sim · Desktop Companion

Cornerpond
Shared: Desktop Companion · Idler · Simulation

Spirit City: Lofi Sessions
Shared: Desktop Companion · Cozy · Idler

How to Train Your Cock
Shared: Desktop Companion · Idler · Cozy

DAVE THE DIVER
Shared: Pixel Graphics · Relaxing · Simulation

Ropuka's Idle Island
Shared: Desktop Companion · Idler · Cozy

Lakeside Bar
Shared: Desktop Companion · Idler · Cozy

Mini Cozy Room: Lo-Fi
Shared: Idler · Cozy · Pixel Graphics

Luma Island
Shared: Farming Sim · Cozy · Simulation

Fish to Dish: Idle Sushi
Shared: Desktop Companion · Idler · Fishing

Bao Bao's™ Cozy Laundromat
Shared: Desktop Companion · Idler · Cozy

The Dream Globe
Shared: Desktop Companion · Idler · Cozy

Fortune Mill
Shared: Idler · Simulation · Pixel Graphics

My Little Life
Shared: Desktop Companion · Idler · Simulation

Doloc Town
Shared: Farming Sim · Cozy · Pixel Graphics

Your Big, Cute Monster Farm
Shared: Simulation · Farming Sim · Idler

Cookie Clicker
Shared: Idler · Pixel Graphics · Indie

Screen Cat
Shared: Cats · Idler · Relaxing

Fields of Mistria
Shared: Farming Sim · Simulation · Pixel Graphics

NoSlack Pets: Lo-Fi Paws
Shared: Desktop Companion · Idler · Cats