Games like The Horror Tutorial
Games like The Horror Tutorial include Outlast, No, I'm not a Human, Outlast 2, SOMA, and Poppy Playtime. We matched them by the tags players give The Horror Tutorial on Steam (Horror, Psychological Horror, Atmospheric, First-Person, and Emotional): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Horror · First-Person · Atmospheric

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

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

SOMA
Shared: Horror · Psychological Horror · Atmospheric

Poppy Playtime
Shared: Horror · First-Person · Psychological Horror

Visage
Shared: Horror · Psychological Horror · First-Person

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

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

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

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

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

Resident Evil Village
Shared: Horror · First-Person · Survival Horror

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

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

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Atmospheric

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

Backrooms: Escape Together
Shared: Horror · Psychological Horror · Atmospheric

SILENT HILL 2
Shared: Horror · Psychological Horror · Atmospheric

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

MiSide
Shared: Psychological Horror · Horror · First-Person

Little Nightmares
Shared: Horror · Atmospheric · Dark

Five Nights at Freddy's 4
Shared: Horror · First-Person · Psychological Horror

DEVOUR
Shared: Horror · Psychological Horror · Survival Horror

Phasmophobia
Shared: Horror · Psychological Horror · First-Person