Games like The Collage Atlas
Games like The Collage Atlas include Firewatch, Journey, What Remains of Edith Finch, The Witness, and Gone Home. We matched them by the tags players give The Collage Atlas on Steam (Hand-drawn, Indie, First-Person, Walking Simulator, and Stylized): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Walking Simulator · First-Person · Adventure

Journey
Shared: Indie · Relaxing · Exploration

What Remains of Edith Finch
Shared: Walking Simulator · First-Person · Exploration

The Witness
Shared: First-Person · Indie · Exploration

Gone Home
Shared: Indie · Walking Simulator · First-Person

The Beginner's Guide
Shared: Indie · Walking Simulator · First-Person

Gorogoa
Shared: Hand-drawn · Indie · Stylized

GRIS
Shared: Indie · Hand-drawn · Adventure

The Stanley Parable
Shared: Indie · First-Person · Walking Simulator

Carto
Shared: Indie · Hand-drawn · Exploration

Cairn
Shared: Indie · Stylized · Exploration

Scanner Sombre
Shared: Walking Simulator · Exploration · First-Person

ABZU
Shared: Relaxing · Exploration · Indie

Drizzlepath
Shared: Indie · Walking Simulator · First-Person

A Short Hike
Shared: Indie · Relaxing · Exploration

Proteus
Shared: Indie · Walking Simulator · Exploration

Refunct
Shared: First-Person · Relaxing · Stylized

COCOON
Shared: Indie · Exploration · Adventure

Before Your Eyes
Shared: Indie · First-Person · Walking Simulator

POOLS
Shared: Walking Simulator · First-Person · Exploration

Mundaun
Shared: Hand-drawn · Walking Simulator · Stylized

The Long Dark
Shared: First-Person · Exploration · Adventure

Jazzpunk: Director's Cut
Shared: Indie · First-Person · Exploration

The First Tree
Shared: Indie · Walking Simulator · Adventure