Games like Prelude: Psychological Horror Game
Games like Prelude: Psychological Horror Game include Outlast 2, Dead by Daylight, People Playground, Mouthwashing, and FAITH: The Unholy Trinity. We matched them by the tags players give Prelude: Psychological Horror Game on Steam (Psychological Horror, Early Access, Gore, Violent, and Indie): closest matches first, and among equally close ones the better-known games.

Outlast 2
Shared: Psychological Horror · Horror · Gore

Dead by Daylight
Shared: Gore · Horror · Violent

People Playground
Shared: Gore · Violent · Psychological Horror

Mouthwashing
Shared: Psychological Horror · Horror · Indie

FAITH: The Unholy Trinity
Shared: Psychological Horror · Horror · Indie

Blood Trail
Shared: Gore · Violent · Early Access

Fear Therapy
Shared: Psychological Horror · Early Access · Horror

Outlast
Shared: Psychological Horror · Horror · Gore

Manhunt
Shared: Gore · Violent · Psychological Horror

Hello Charlotte EP3: Childhood's End
Shared: Psychological Horror · Gore · Violent

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

Amnesia: The Dark Descent
Shared: Psychological Horror · Gore · Horror

Resident Evil 7 Biohazard
Shared: Horror · Gore · Psychological Horror

Lobotomy Corporation | Monster Management Simulation
Shared: Psychological Horror · Gore · Horror

Trepang2
Shared: Gore · Violent · Horror

Palmyra Orphanage
Shared: Psychological Horror · Violent · Horror

Tiny Bunny
Shared: Psychological Horror · Horror · Gore

CARRION
Shared: Gore · Horror · Indie

Phasmophobia
Shared: Psychological Horror · Horror · Early Access

Scorn
Shared: Gore · Horror · Psychological Horror

Still Wakes the Deep
Shared: Psychological Horror · Gore · Horror

Neverending Nightmares
Shared: Psychological Horror · Gore · Horror

SOMA
Shared: Psychological Horror · Horror · Gore

Blair Witch
Shared: Psychological Horror · Horror · Indie