Games like White Room Protocol
Games like White Room Protocol include MiSide, Mouthwashing, Layers of Fear (2016), Outlast, and Little Nightmares II. We matched them by the tags players give White Room Protocol on Steam (Horror, Psychological Horror, Singleplayer, Walking Simulator, and Atmospheric): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Psychological Horror · Horror · Singleplayer

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

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

Outlast
Shared: Horror · Psychological Horror · Atmospheric

Little Nightmares II
Shared: Horror · Singleplayer · Psychological Horror

Poppy Playtime
Shared: Horror · Singleplayer · Psychological Horror

SOMA
Shared: Horror · Psychological Horror · Atmospheric

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

Visage
Shared: Horror · Psychological Horror · Singleplayer

Ready or Not
Shared: Realistic · Singleplayer · Horror

Outlast 2
Shared: Horror · Psychological Horror · Singleplayer

Summer of '58
Shared: Horror · Psychological Horror · Atmospheric

Still Wakes the Deep
Shared: Horror · Psychological Horror · Walking Simulator

Little Nightmares
Shared: Horror · Singleplayer · Atmospheric

Garten of Banban
Shared: Horror · Singleplayer · Psychological Horror

Welcome to Kowloon
Shared: Horror · Psychological Horror · Atmospheric

What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · Singleplayer

Firewatch
Shared: Atmospheric · Walking Simulator · Singleplayer

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

From The Darkness
Shared: Horror · Psychological Horror · Dark

ROUTINE
Shared: Psychological Horror · Singleplayer · Atmospheric

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

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

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

