Games like Forget
Games like Forget include Outlast, Ready or Not, Outlast 2, Resident Evil Village, and Resident Evil 7 Biohazard. We matched them by the tags players give Forget on Steam (Adventure, Action, Psychological Horror, Singleplayer, and First-Person): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: First-Person · Psychological Horror · Horror

Ready or Not
Shared: Realistic · Singleplayer · Psychological Horror

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

Resident Evil Village
Shared: Action · Singleplayer · First-Person

Resident Evil 7 Biohazard
Shared: Singleplayer · First-Person · Horror

The Beast Inside
Shared: Adventure · First-Person · Action

Poppy Playtime
Shared: Singleplayer · Horror · First-Person

Buckshot Roulette
Shared: First-Person · Singleplayer · Horror

Resident Evil Requiem
Shared: Action · Horror · First-Person

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

Bendy and the Dark Revival
Shared: Action · Singleplayer · Adventure

SILENT HILL: Townfall
Shared: Adventure · Action · Psychological Horror

The Evil Within 2
Shared: Psychological Horror · Action · Horror

Amnesia: The Dark Descent
Shared: Psychological Horror · Horror · Gore

Visage
Shared: Psychological Horror · Horror · Adventure

The Forest
Shared: Adventure · Horror · Action

Resident Evil 4
Shared: Action · Horror · Singleplayer

Blair Witch
Shared: Adventure · Psychological Horror · Horror

Still Wakes the Deep
Shared: Psychological Horror · Horror · First-Person

SOMA
Shared: Psychological Horror · Horror · First-Person

Dark Deception
Shared: Singleplayer · Horror · Psychological Horror

Little Nightmares II
Shared: Adventure · Singleplayer · Horror

We Happy Few
Shared: Adventure · Action · First-Person

No, I'm not a Human
Shared: Psychological Horror · Horror · Singleplayer