Games like Carrot Cake
Games like Carrot Cake include Mouthwashing, SOMA, No, I'm not a Human, Outlast, and Outlast 2. We matched them by the tags players give Carrot Cake on Steam (Psychological Horror, Story Rich, Horror, Atmospheric, and Gore): closest matches first, and among equally close ones the better-known games.

Mouthwashing
Shared: Psychological Horror · Story Rich · Horror

SOMA
Shared: Psychological Horror · Horror · Story Rich

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

Outlast
Shared: Horror · Psychological Horror · Atmospheric

Outlast 2
Shared: Psychological Horror · Horror · Gore

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

FAITH: The Unholy Trinity
Shared: Psychological Horror · Horror · Story Rich

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

MiSide
Shared: Psychological Horror · Story Rich · Horror

Fran Bow
Shared: Psychological Horror · Story Rich · Horror

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

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

Poppy Playtime
Shared: Horror · Psychological Horror · Dark

Detention
Shared: Psychological Horror · Horror · Atmospheric

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

Little Nightmares II
Shared: Horror · Psychological Horror · Atmospheric

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

Little Nightmares
Shared: Horror · Atmospheric · Story Rich

Layers of Fear (2016)
Shared: Psychological Horror · Horror · Atmospheric

Tiny Bunny
Shared: Story Rich · Horror · Psychological Horror

Resident Evil Village
Shared: Horror · Story Rich · Gore

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

The Evil Within 2
Shared: Psychological Horror · Horror · Story Rich

What Remains of Edith Finch
Shared: Story Rich · Atmospheric · Psychological Horror