Games like The Shift
Games like The Shift include Buckshot Roulette, Garten of Banban, POOLS, Berry Bury Berry, and MiSide. We matched them by the tags players give The Shift on Steam (Software, First-Person, 3D, Realistic, and Psychological Horror): closest matches first, and among equally close ones the better-known games.

Buckshot Roulette
Shared: First-Person · Dark · 3D

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

POOLS
Shared: Psychological Horror · Realistic · First-Person

Berry Bury Berry
Shared: First-Person · 3D · Psychological Horror

MiSide
Shared: Psychological Horror · First-Person · 3D

Poppy Playtime
Shared: First-Person · Singleplayer · Dark

Visage
Shared: Psychological Horror · First-Person · Dark

Ready or Not
Shared: Realistic · First-Person · Singleplayer

CloverPit
Shared: First-Person · Psychological Horror · 3D

Subliminal
Shared: Realistic · Psychological Horror · First-Person

Outlast
Shared: First-Person · Psychological Horror · Singleplayer

Garten of Banban 2
Shared: First-Person · Psychological Horror · 3D

From The Darkness
Shared: First-Person · Psychological Horror · Dark

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

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

Outlast 2
Shared: First-Person · Psychological Horror · Dark

Phasmophobia
Shared: Psychological Horror · First-Person · Dark

Zoochosis
Shared: 3D · Realistic · Dark

No, I'm not a Human
Shared: Psychological Horror · Indie · First-Person

Five Nights at Freddy's 2
Shared: First-Person · Psychological Horror · Singleplayer

Mouthwashing
Shared: Psychological Horror · Indie · Dark

Welcome to Kowloon
Shared: Psychological Horror · First-Person · Realistic

Escape the Backrooms
Shared: Psychological Horror · First-Person · 3D

Layers of Fear (2016)
Shared: First-Person · Psychological Horror · Singleplayer