Games like Forget Something?
Games like Forget Something? include Five Nights at Freddy's: Security Breach, R.E.P.O., Buckshot Roulette, Outlast, and Escape the Backrooms. We matched them by the tags players give Forget Something? on Steam (Horror, 3D, Demons, Stealth, and First-Person): closest matches first, and among equally close ones the better-known games.

Five Nights at Freddy's: Security Breach
Shared: Horror · First-Person · Stealth

R.E.P.O.
Shared: Horror · 3D · First-Person

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

Outlast
Shared: Horror · First-Person · Singleplayer

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

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

Hello Neighbor
Shared: Horror · First-Person · Stealth

Phasmophobia
Shared: Horror · First-Person · Demons

MiSide
Shared: Horror · 3D · First-Person

Baldi's Basics Plus
Shared: Horror · Stealth · 3D

Poppy Playtime
Shared: Horror · First-Person · Singleplayer

Five Nights at Freddy's: Secret of the Mimic
Shared: Horror · First-Person · 3D

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

Bendy and the Dark Revival
Shared: Horror · First-Person · Singleplayer

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

The Mortuary Assistant
Shared: Horror · Demons · First-Person

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

The Outlast Trials
Shared: Horror · First-Person · Stealth

From The Darkness
Shared: Horror · First-Person · Indie

Choo-Choo Charles
Shared: Horror · First-Person · 3D

Firewatch
Shared: Walking Simulator · First-Person · Singleplayer

Five Nights at Freddy's
Shared: Horror · Singleplayer · Indie

Slender: The Arrival
Shared: Horror · First-Person · Indie

Amnesia: The Bunker
Shared: Horror · Stealth · First-Person