Games like Psychiatric: Containment
Games like Psychiatric: Containment include Resident Evil 4, Outlast, The Outlast Trials, Poppy Playtime, and Resident Evil Requiem. We matched them by the tags players give Psychiatric: Containment on Steam (2D, Action, Investigation, Survival Horror, and Horror): closest matches first, and among equally close ones the better-known games.

Resident Evil 4
Shared: Action · Horror · Survival Horror

Outlast
Shared: Horror · Survival Horror · Survival

The Outlast Trials
Shared: Horror · Survival Horror · Action

Poppy Playtime
Shared: Horror · Survival Horror · Dark

Resident Evil Requiem
Shared: Survival Horror · Action · Horror

The Forest
Shared: Horror · Survival · Survival Horror

Bendy and the Dark Revival
Shared: Action · Horror · Survival Horror

Resident Evil Village
Shared: Survival Horror · Action · Horror

Dying Light
Shared: Survival Horror · Horror · Survival

Barotrauma
Shared: 2D · Survival Horror · Survival

Dead by Daylight
Shared: Horror · Survival Horror · Survival

Outlast 2
Shared: Horror · Survival Horror · Dark

Ultimate Custom Night
Shared: Horror · Survival Horror · Survival

Sons Of The Forest
Shared: Survival · Survival Horror · Horror

Darkwood
Shared: Survival Horror · Horror · Action

Five Nights at Freddy's: Sister Location
Shared: Survival Horror · Horror · Dark

Resident Evil 7 Biohazard
Shared: Survival Horror · Horror · Action

Five Nights at Freddy's 4
Shared: Survival Horror · Horror · Dark

DEVOUR
Shared: Horror · Survival Horror · Dark

Slender: The Arrival
Shared: Survival Horror · Horror · Dark

Lethal Company
Shared: Horror · Survival Horror · First-Person

FIVE NIGHTS AT FREDDY'S: HELP WANTED
Shared: Horror · Survival Horror · Action

Five Nights at Freddy's
Shared: Horror · Survival Horror · Dark

Endoparasitic
Shared: 2D · Survival Horror · Action