Games like Perfect Porcelain
Games like Perfect Porcelain include MiSide, Five Nights at Freddy's: Security Breach, Escape the Backrooms, SOMA, and No, I'm not a Human. We matched them by the tags players give Perfect Porcelain on Steam (Horror, Psychological Horror, Story Rich, 3D, and Anime): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Psychological Horror · Story Rich · Horror

Five Nights at Freddy's: Security Breach
Shared: Horror · Singleplayer · First-Person

Escape the Backrooms
Shared: Horror · Psychological Horror · First-Person

SOMA
Shared: Horror · Psychological Horror · Story Rich

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

Outlast
Shared: Horror · Psychological Horror · First-Person

OMORI
Shared: Psychological Horror · Story Rich · Horror

Poppy Playtime
Shared: Horror · Singleplayer · Psychological Horror

Hello Neighbor
Shared: Horror · Story Rich · First-Person

Mouthwashing
Shared: Horror · Psychological Horror · Story Rich

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

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Story Rich

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

SILENT HILL 2
Shared: Horror · Psychological Horror · Story Rich

Mirror 2: Project X
Shared: 3D · Anime · Singleplayer

Tales of the Black Forest
Shared: Horror · Story Rich · RPG

Resident Evil 7 Biohazard
Shared: Horror · First-Person · Singleplayer

Five Nights at Freddy's 2
Shared: Horror · Psychological Horror · Singleplayer

Little Nightmares
Shared: Horror · Singleplayer · Story Rich

Five Nights at Freddy's
Shared: Horror · Psychological Horror · Singleplayer

Resident Evil Village
Shared: Horror · First-Person · Singleplayer

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

Dark Deception
Shared: Horror · Psychological Horror · First-Person

Little Nightmares II
Shared: Horror · Psychological Horror · Singleplayer