Games like Cozy Holes
Games like Cozy Holes include Slime Rancher, Slime Rancher 2, My Little Puppy, ABZU, and Big Walk. We matched them by the tags players give Cozy Holes on Steam (Adventure, Casual, Exploration, Sandbox, and Hidden Object): closest matches first, and among equally close ones the better-known games.

Slime Rancher
Shared: Adventure · Exploration · Cute

Slime Rancher 2
Shared: Adventure · Cute · Colorful

My Little Puppy
Shared: Adventure · Exploration · Colorful

ABZU
Shared: Exploration · Adventure · Casual

Big Walk
Shared: Exploration · Adventure · Casual

Disney Dreamlight Valley
Shared: Adventure · Exploration · Sandbox

PEAK
Shared: Adventure · Exploration · 3D

Journey
Shared: Adventure · Exploration · Casual

A Short Hike
Shared: Adventure · Exploration · Casual

Firewatch
Shared: Adventure · Exploration · Atmospheric

TOEM: A Photo Adventure
Shared: Adventure · Exploration · Casual

Little Kitty, Big City
Shared: Exploration · Cute · Sandbox

Carto
Shared: Exploration · Adventure · Cute

Sizeable
Shared: Casual · Hidden Object · Exploration

Flower
Shared: Casual · Adventure · Exploration

PowerWash Simulator
Shared: Casual · Sandbox · 3D

Hello Kitty Island Adventure
Shared: Adventure · Exploration · Casual

The Long Dark
Shared: Exploration · Adventure · Sandbox

Stray
Shared: Adventure · Exploration · Cute

Labyrinth City: Pierre the Maze Detective
Shared: Adventure · Casual · Hidden Object

Wattam
Shared: Casual · Adventure · Sandbox

SPORE™
Shared: Sandbox · Exploration · Casual

Growtopia
Shared: Adventure · Casual · Sandbox

Goat Simulator 3
Shared: Exploration · Sandbox · Casual