Games like Creeping Clark
Games like Creeping Clark include What Remains of Edith Finch, Mouthwashing, Firewatch, SOMA, and No, I'm not a Human. We matched them by the tags players give Creeping Clark on Steam (Horror, Atmospheric, Psychological Horror, Mystery, and Thriller): closest matches first, and among equally close ones the better-known games.

What Remains of Edith Finch
Shared: Atmospheric · Mystery · Exploration

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

Firewatch
Shared: Atmospheric · Mystery · Adventure

SOMA
Shared: Horror · Atmospheric · Psychological Horror

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

Poppy Playtime
Shared: Horror · Psychological Horror · Mystery

Sally Face - Episode One
Shared: Psychological Horror · Horror · Indie

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

Amnesia: A Machine For Pigs
Shared: Horror · Atmospheric · Psychological Horror

Outer Wilds
Shared: Mystery · Exploration · Atmospheric

Detention
Shared: Horror · Psychological Horror · Atmospheric

Hellblade: Senua's Sacrifice
Shared: Atmospheric · Female Protagonist · Horror

Little Nightmares II
Shared: Horror · Atmospheric · Psychological Horror

Little Nightmares
Shared: Horror · Atmospheric · Psychological Horror

MiSide
Shared: Psychological Horror · Horror · Atmospheric

Martha Is Dead
Shared: Psychological Horror · Horror · Atmospheric

Firework
Shared: Horror · Mystery · Psychological Horror

Fears to Fathom - Ironbark Lookout
Shared: Horror · Atmospheric · Psychological Horror

Outlast
Shared: Horror · Atmospheric · Psychological Horror

The Cat Lady
Shared: Horror · Psychological Horror · Atmospheric

Psalm 5:9-13
Shared: Horror · Psychological Horror · Mystery

Fran Bow
Shared: Psychological Horror · Horror · Atmospheric

SILENT HILL f
Shared: Horror · Psychological Horror · Female Protagonist

The Park®
Shared: Horror · Psychological Horror · Atmospheric