Games like Anamorphine
Games like Anamorphine include The Beginner's Guide, Firewatch, What Remains of Edith Finch, Before Your Eyes, and The Stanley Parable. We matched them by the tags players give Anamorphine on Steam (Surreal, Walking Simulator, Atmospheric, Psychological, and First-Person): closest matches first, and among equally close ones the better-known games.

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

Firewatch
Shared: Atmospheric · Walking Simulator · First-Person

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

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

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

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

Mouthwashing
Shared: Atmospheric · Psychological · Walking Simulator

Layers of Fear (2016)
Shared: Atmospheric · Walking Simulator · First-Person

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Atmospheric · First-Person

Superliminal
Shared: Surreal · First-Person · Psychological

Hellblade: Senua's Sacrifice
Shared: Atmospheric · Psychological · Story Rich

The Suicide of Rachel Foster
Shared: Walking Simulator · Atmospheric · Mystery

That Dragon, Cancer
Shared: Walking Simulator · Atmospheric · Emotional

Road 96
Shared: First-Person · Atmospheric · Story Rich

Obduction
Shared: Surreal · First-Person · Walking Simulator

The Vanishing of Ethan Carter
Shared: Atmospheric · Walking Simulator · First-Person

Kentucky Route Zero: PC Edition
Shared: Atmospheric · Surreal · Story Rich

NaissanceE
Shared: Atmospheric · Walking Simulator · Surreal

No, I'm not a Human
Shared: Atmospheric · Story Rich · First-Person

Viewfinder
Shared: Surreal · First-Person · Psychological

Riven
Shared: First-Person · Atmospheric · Walking Simulator

KARMA: The Dark World
Shared: Walking Simulator · Atmospheric · First-Person

POOLS
Shared: Walking Simulator · Atmospheric · Surreal

Outer Wilds
Shared: Atmospheric · Story Rich · Mystery