Games like Sleep Paralysis: The Uncanny Valley
Games like Sleep Paralysis: The Uncanny Valley include MiSide, What Remains of Edith Finch, Layers of Fear (2016), Mouthwashing, and Firewatch. We matched them by the tags players give Sleep Paralysis: The Uncanny Valley on Steam (Simulation, Horror, Walking Simulator, Psychological Horror, and First-Person): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Psychological Horror · Horror · Story Rich

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

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Walking Simulator

Mouthwashing
Shared: Horror · Psychological Horror · Story Rich

Firewatch
Shared: Walking Simulator · Story Rich · First-Person

Summer of '58
Shared: Horror · Psychological Horror · Walking Simulator

SOMA
Shared: Horror · Psychological Horror · Story Rich

Amnesia: A Machine For Pigs
Shared: Horror · Walking Simulator · Story Rich

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

Phasmophobia
Shared: Horror · Psychological Horror · First-Person

Visage
Shared: Horror · Psychological Horror · First-Person

Still Wakes the Deep
Shared: Horror · Psychological Horror · Walking Simulator

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

The Cabin Factory
Shared: Horror · Walking Simulator · Psychological Horror

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

Dollmare
Shared: Simulation · Horror · Psychological Horror

Subliminal
Shared: Psychological Horror · Realistic · Horror

Welcome to Kowloon
Shared: Horror · Psychological Horror · Walking Simulator

Outlast
Shared: Horror · First-Person · Psychological Horror

Garten of Banban
Shared: Horror · Psychological Horror · First-Person

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

DON'T SCREAM
Shared: Horror · Psychological Horror · Walking Simulator

September 7th
Shared: Horror · Walking Simulator · Psychological Horror

The Exit 8
Shared: Walking Simulator · Horror · Psychological Horror