Games like Evil Nun: The Broken Mask
Games like Evil Nun: The Broken Mask include Outlast, Outlast 2, Five Nights at Freddy's: Security Breach, Poppy Playtime, and Resident Evil 7 Biohazard. We matched them by the tags players give Evil Nun: The Broken Mask on Steam (Horror, Survival Horror, Stealth, First-Person, and Violent): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Horror · Survival Horror · First-Person

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

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

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

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

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

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

Dead by Daylight
Shared: Horror · Survival Horror · Violent

Alien: Isolation
Shared: Horror · Survival Horror · Stealth

Amnesia: The Dark Descent
Shared: Horror · Survival Horror · First-Person

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

Visage
Shared: Horror · Survival Horror · First-Person

Amnesia: The Bunker
Shared: Horror · Survival Horror · Stealth

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

SOMA
Shared: Horror · Survival Horror · Atmospheric

The Beast Inside
Shared: Horror · Survival Horror · First-Person

Little Nightmares
Shared: Horror · Atmospheric · Adventure

Bendy and the Ink Machine
Shared: Horror · First-Person · Survival Horror

Penumbra Overture
Shared: Horror · Survival Horror · First-Person

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

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

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

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

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