Games like Tattoo Studio Simulator
Games like Tattoo Studio Simulator include Slime Rancher 2, Sticky Business, Unpacking, Passpartout: The Starving Artist, and Slime Rancher. We matched them by the tags players give Tattoo Studio Simulator on Steam (Casual, Simulation, 2D, Cute, and Relaxing): closest matches first, and among equally close ones the better-known games.

Slime Rancher 2
Shared: Cute · Relaxing · Colorful

Sticky Business
Shared: Casual · Simulation · Relaxing

Unpacking
Shared: Casual · Cute · Relaxing

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

Slime Rancher
Shared: Cute · Colorful · Simulation

Is This Seat Taken?
Shared: Casual · Cute · Relaxing

A Little to the Left
Shared: Relaxing · Casual · Cute

Potion Craft: Alchemist Simulator
Shared: Simulation · Relaxing · 2D

Minami Lane
Shared: Casual · Cute · Simulation

LEGO® Builder's Journey
Shared: Casual · Cute · Relaxing

Cat Goes Fishing
Shared: 2D · Cute · Casual

Townscaper
Shared: Relaxing · Casual · Simulation

Assemble with Care
Shared: Casual · Relaxing · Indie

PowerWash Simulator
Shared: Casual · Simulation · Relaxing

Placid Plastic Duck Simulator
Shared: Cute · Casual · Relaxing

Zup! S
Shared: Casual · 2D · Relaxing

Shelldiver
Shared: Casual · 2D · Simulation

Game Dev Tycoon
Shared: Simulation · Casual · 2D

Equilinox
Shared: Simulation · Casual · Relaxing

Screen Cat
Shared: Casual · Cute · Relaxing

A Game About Feeding A Black Hole
Shared: Casual · Relaxing · 2D

Mountain
Shared: Simulation · Casual · Relaxing

Stardew Valley
Shared: Simulation · Relaxing · Casual

Papa's Freezeria Deluxe
Shared: Simulation · Casual · 2D