Games like Freaking Hallway
Games like Freaking Hallway include Platform 8, The Exit 8, MOLE, Scanner Sombre, and POOLS. We matched them by the tags players give Freaking Hallway on Steam (Adventure, Psychological Horror, Walking Simulator, Physics, and Simulation): closest matches first, and among equally close ones the better-known games.

Platform 8
Shared: Adventure · Psychological Horror · Walking Simulator

The Exit 8
Shared: Walking Simulator · Psychological Horror · Puzzle

MOLE
Shared: Adventure · Psychological Horror · Simulation

Scanner Sombre
Shared: Walking Simulator · Adventure · Psychological Horror

POOLS
Shared: Psychological Horror · Walking Simulator · Realistic

The Cabin Factory
Shared: Psychological Horror · Walking Simulator · Adventure

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

Tomb Raider Game of the Year
Shared: Adventure · Action · Quick-Time Events

PEAK
Shared: Adventure · Physics · Exploration

SnowRunner
Shared: Adventure · Simulation · Realistic

Millennium Dream
Shared: Adventure · Walking Simulator · Psychological Horror

Firewatch
Shared: Adventure · Walking Simulator · Atmospheric

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

Who's at the door?
Shared: Adventure · Simulation · Walking Simulator

A Plague Tale: Requiem
Shared: Adventure · Exploration · Action-Adventure

Fears to Fathom - Ironbark Lookout
Shared: Psychological Horror · Adventure · Walking Simulator

Little Nightmares II
Shared: Adventure · Psychological Horror · Puzzle

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

BONEWORKS
Shared: Physics · Adventure · Puzzle

ROUTINE
Shared: Psychological Horror · Adventure · Walking Simulator

SOMA
Shared: Psychological Horror · Atmospheric · Exploration

Peaks of Yore
Shared: Psychological Horror · Adventure · Physics

INFRA
Shared: Adventure · Walking Simulator · Puzzle

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

