Games like Whispers in the Void
Games like Whispers in the Void include Poppy Playtime, Inside the Backrooms, Outlast, Lethal Company, and SOMA. We matched them by the tags players give Whispers in the Void on Steam (Adventure, Horror, Survival Horror, Psychological Horror, and Puzzle): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · Puzzle · Survival Horror

Inside the Backrooms
Shared: Horror · Survival Horror · Psychological Horror

Outlast
Shared: Horror · Survival Horror · Psychological Horror

Lethal Company
Shared: Horror · Survival Horror · Psychological Horror

SOMA
Shared: Horror · Psychological Horror · Survival Horror

Backrooms: Escape Together
Shared: Horror · Psychological Horror · Survival Horror

The Forest
Shared: Horror · Adventure · Survival Horror

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

Escape the Backrooms
Shared: Horror · Psychological Horror · Survival Horror

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

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Walking Simulator

Subnautica 2
Shared: Horror · Survival Horror · Exploration

Visage
Shared: Horror · Survival Horror · Psychological Horror

The Beast Inside
Shared: Adventure · Horror · Survival Horror

The Exit 8
Shared: Horror · Puzzle · Exploration

Darkwood
Shared: Horror · Adventure · Survival Horror

Firewatch
Shared: Adventure · Walking Simulator · Atmospheric

Amnesia: A Machine For Pigs
Shared: Horror · Walking Simulator · Psychological Horror

What Remains of Edith Finch
Shared: Adventure · Walking Simulator · Exploration

Slender: The Arrival
Shared: Horror · Survival Horror · Psychological Horror

Outlast 2
Shared: Horror · Survival Horror · Psychological Horror

Garten of Banban
Shared: Horror · Psychological Horror · Puzzle

Among the Sleep - Enhanced Edition
Shared: Horror · Adventure · Survival Horror

Platform 8
Shared: Adventure · Psychological Horror · Walking Simulator