Games like ASPEN: Uncanny Home
Games like ASPEN: Uncanny Home include MiSide, Mouthwashing, No, I'm not a Human, Phasmophobia, and Demonologist. We matched them by the tags players give ASPEN: Uncanny Home on Steam (Psychological Horror, Crime, First-Person, Horror, and Surreal): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Psychological Horror · Horror · First-Person

Mouthwashing
Shared: Psychological Horror · Horror · Story Rich

No, I'm not a Human
Shared: Psychological Horror · Horror · Story Rich

Phasmophobia
Shared: Psychological Horror · Horror · First-Person

Demonologist
Shared: Psychological Horror · Horror · First-Person

SOMA
Shared: Psychological Horror · Horror · Story Rich

Layers of Fear (2016)
Shared: Psychological Horror · Horror · First-Person

Poppy Playtime
Shared: Horror · First-Person · Psychological Horror

Fears to Fathom - Ironbark Lookout
Shared: Psychological Horror · Horror · First-Person

Sally Face - Episode One
Shared: Psychological Horror · Story Rich · Horror

The Mortuary Assistant
Shared: Horror · Surreal · First-Person

[Chillas Art] The Convenience Store
Shared: Psychological Horror · Horror · Simulation

Visage
Shared: Psychological Horror · Horror · First-Person

Outlast
Shared: First-Person · Horror · Psychological Horror

Fran Bow
Shared: Psychological Horror · Horror · Story Rich

Superliminal
Shared: First-Person · Surreal · Psychological Horror

Summer of '58
Shared: Psychological Horror · Horror · First-Person

Subliminal
Shared: Psychological Horror · Horror · First-Person

Detention
Shared: Psychological Horror · Horror · Story Rich

Ready or Not
Shared: Horror · Psychological Horror · First-Person

Pathologic 3
Shared: Psychological Horror · Horror · Story Rich

Outlast 2
Shared: Psychological Horror · Horror · First-Person

Fears to Fathom - Carson House
Shared: Psychological Horror · Horror · Crime

Locked Up
Shared: Psychological Horror · Horror · First-Person