Games like Playrooms
Games like Playrooms include Mouthwashing, [Chillas Art] The Convenience Store, No, I'm not a Human, The Exit 8, and SOMA. We matched them by the tags players give Playrooms on Steam (Cleaning, Surreal, Incremental, Horror, and Psychological Horror): closest matches first, and among equally close ones the better-known games.

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

[Chillas Art] The Convenience Store
Shared: Horror · Psychological Horror · Simulation

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

The Exit 8
Shared: Horror · Psychological Horror · Surreal

SOMA
Shared: Horror · Psychological Horror · Atmospheric

The Mortuary Assistant
Shared: Horror · Surreal · Simulation

Lethal Company
Shared: Horror · Psychological Horror · Exploration

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

House Flipper
Shared: Cleaning · Simulation · Casual

Visage
Shared: Horror · Psychological Horror · Atmospheric

Layers of Fear 2 (2019)
Shared: Horror · Psychological Horror · Atmospheric

Berry Bury Berry
Shared: Incremental · Psychological Horror · Surreal

Cookie Clicker
Shared: Incremental · Horror · Casual

Fran Bow
Shared: Psychological Horror · Horror · Surreal

Buckshot Roulette
Shared: Horror · Psychological · Dark

SILENT HILL 2
Shared: Horror · Psychological Horror · Psychological

Outlast
Shared: Horror · Psychological Horror · Atmospheric

Leaf it Alone
Shared: Cleaning · Incremental · Simulation

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

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

Phasmophobia
Shared: Horror · Psychological Horror · Supernatural

Pacify
Shared: Horror · Psychological Horror · Exploration

Detention
Shared: Horror · Psychological Horror · Atmospheric

Pathologic 3
Shared: Horror · Psychological Horror · Atmospheric