Games like Idle Bookstore
Games like Idle Bookstore include Bongo Cat, Mini Cozy Room: Lo-Fi, Spirit City: Lofi Sessions, Cast n Chill, and Unpacking. We matched them by the tags players give Idle Bookstore on Steam (Desktop Companion, Idler, Pixel Graphics, Relaxing, and Isometric): closest matches first, and among equally close ones the better-known games.

Bongo Cat
Shared: Desktop Companion · Idler · Cute

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

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

Cast n Chill
Shared: Pixel Graphics · Idler · Relaxing

Unpacking
Shared: Relaxing · Pixel Graphics · Casual

Tiny Pasture
Shared: Idler · Pixel Graphics · Cute

Maltese's Fluffy Onsen
Shared: Desktop Companion · Pixel Graphics · Idler

TBH: Task Bar Hero
Shared: Idler · Desktop Companion · Pixel Graphics

Stardew Valley
Shared: Pixel Graphics · Relaxing · Multiplayer

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

Rusty's Retirement
Shared: Idler · Desktop Companion · Relaxing

Cornerpond
Shared: Desktop Companion · Idler · Pixel Graphics

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

DAVE THE DIVER
Shared: Pixel Graphics · Relaxing · Casual

Ithya: Magic Studies
Shared: Desktop Companion · Idler · Cozy

Virtual Cottage 2
Shared: Desktop Companion · Relaxing · Idler

Lakeside Bar
Shared: Desktop Companion · Idler · Relaxing

Garden Galaxy
Shared: Idler · Relaxing · Cozy

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

Heartopia
Shared: Relaxing · Casual · Cute

Sun Haven
Shared: Pixel Graphics · Relaxing · Character Customization

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

Crusaders Quest : Hero Town
Shared: Desktop Companion · Pixel Graphics · Idler

Mushroom Nook
Shared: Desktop Companion · Idler · Relaxing