Games like Checkout: Cashier Simulator
Games like Checkout: Cashier Simulator include Unpacking, Stardew Valley, Sticky Business, The Sims™ 4, and Placid Plastic Duck Simulator. We matched them by the tags players give Checkout: Cashier Simulator on Steam (Casual, Simulation, Relaxing, Life Sim, and Point & Click): closest matches first, and among equally close ones the better-known games.

Unpacking
Shared: Casual · Relaxing · Cute

Stardew Valley
Shared: Life Sim · Relaxing · Simulation

Sticky Business
Shared: Casual · Simulation · Relaxing

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

Placid Plastic Duck Simulator
Shared: Relaxing · Casual · Cute

Dressmaker
Shared: Simulation · Relaxing · Job Simulator

Little Witch in the Woods
Shared: Casual · Life Sim · Simulation

Minami Lane
Shared: Casual · Relaxing · Life Sim

DAVE THE DIVER
Shared: Casual · Relaxing · Pixel Graphics

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

Chinese Parents
Shared: Life Sim · Simulation · Casual

Papers, Please
Shared: Simulation · Point & Click · Pixel Graphics

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

Screen Cat
Shared: Casual · Relaxing · Life Sim

Slime Rancher 2
Shared: Relaxing · Cute · Simulation

There Is No Game: Wrong Dimension
Shared: Point & Click · Casual · Funny

Organized Inside
Shared: Casual · Simulation · Point & Click

Click the Button
Shared: Casual · Simulation · Point & Click

Good Pizza, Great Pizza - Cooking Simulator Game
Shared: Simulation · Casual · Funny

PowerWash Simulator
Shared: Casual · Relaxing · Simulation

A Little to the Left
Shared: Relaxing · Casual · Point & Click

Papa's Freezeria Deluxe
Shared: Simulation · Casual · Job Simulator

Maltese's Fluffy Onsen
Shared: Simulation · Casual · Pixel Graphics

Paralives
Shared: Simulation · Life Sim · Casual