Games like Haunted Room : 205
Games like Haunted Room : 205 include MiSide, Dollmare, Summer of '58, Phasmophobia, and The Cabin Factory. We matched them by the tags players give Haunted Room : 205 on Steam (First-Person, Simulation, Horror, Supernatural, and Thriller): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: First-Person · Horror · 3D

Dollmare
Shared: Simulation · Horror · First-Person

Summer of '58
Shared: Horror · Thriller · First-Person

Phasmophobia
Shared: Horror · First-Person · Supernatural

The Cabin Factory
Shared: Horror · First-Person · Walking Simulator

The Mortuary Assistant
Shared: Horror · Supernatural · Simulation

PC Building Simulator
Shared: Simulation · First-Person · Immersive Sim

Subliminal
Shared: Realistic · First-Person · Horror

HELLMART
Shared: Simulation · Horror · First-Person

Zoochosis
Shared: Horror · Realistic · Simulation

Quarantine Zone: The Last Check
Shared: Simulation · First-Person · Realistic

My Winter Car
Shared: Simulation · First-Person · Life Sim

Five Nights at Freddy's
Shared: Horror · First-Person · Simulation

Supermarket Simulator
Shared: Simulation · First-Person · Life Sim

September 7th
Shared: Horror · First-Person · Simulation

Outlast
Shared: First-Person · Horror · Atmospheric

Who's at the door?
Shared: Simulation · Horror · First-Person

Garten of Banban
Shared: First-Person · Horror · 3D

The Exit 8
Shared: Horror · First-Person · Walking Simulator

Fears to Fathom - Ironbark Lookout
Shared: Horror · First-Person · Thriller

DON'T SCREAM
Shared: Horror · First-Person · Walking Simulator

Farming Simulator 25
Shared: Simulation · First-Person · Realistic

Poppy Playtime
Shared: Horror · First-Person · Singleplayer

Layers of Fear (2016)
Shared: Horror · First-Person · Walking Simulator