Games like Whispers in the Shadows
Games like Whispers in the Shadows include Poppy Playtime, SOMA, Darkwood, Outlast, and Little Nightmares II. We matched them by the tags players give Whispers in the Shadows on Steam (Psychological Horror, Dark, Horror, Mystery, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · Dark · Psychological Horror

SOMA
Shared: Psychological Horror · Horror · Atmospheric

Darkwood
Shared: Horror · Psychological Horror · Dark

Outlast
Shared: Horror · Psychological Horror · Atmospheric

Little Nightmares II
Shared: Horror · Dark · Psychological Horror

Outlast 2
Shared: Psychological Horror · Horror · Dark

Little Nightmares
Shared: Horror · Atmospheric · Dark

Phasmophobia
Shared: Horror · Psychological Horror · Dark

The Room Two
Shared: Mystery · Atmospheric · Horror

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

SILENT HILL f
Shared: Psychological Horror · Horror · Atmospheric

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

SIGNALIS
Shared: Psychological Horror · Atmospheric · Dark

Backrooms: Lost Tape
Shared: Psychological Horror · Horror · Dark

Garten of Banban
Shared: Horror · Psychological Horror · Singleplayer

SILENT HILL 2
Shared: Psychological Horror · Horror · Atmospheric

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

Inside the Backrooms
Shared: Horror · Psychological Horror · Atmospheric

Visage
Shared: Psychological Horror · Horror · Dark

Escape the Backrooms
Shared: Horror · Psychological Horror · Exploration

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

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

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

Pacify
Shared: Horror · Psychological Horror · Dark