Games like Beatrice
Games like Beatrice include Poppy Playtime, Outlast, Little Nightmares II, Amnesia: The Dark Descent, and SOMA. We matched them by the tags players give Beatrice on Steam (Horror, Psychological Horror, Dark, Adventure, and First-Person): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · First-Person · Dark

Outlast
Shared: Horror · Psychological Horror · First-Person

Little Nightmares II
Shared: Horror · Adventure · Dark

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

SOMA
Shared: Horror · Psychological Horror · Dark

Little Nightmares
Shared: Horror · Adventure · Atmospheric

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

Scorn
Shared: Horror · Atmospheric · Dark

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

Fran Bow
Shared: Psychological Horror · Horror · Adventure

Sally Face - Episode One
Shared: Psychological Horror · Horror · Dark

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

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

Buckshot Roulette
Shared: Dark · Horror · First-Person

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

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

MADiSON
Shared: Horror · Psychological Horror · Dark

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

MiSide
Shared: Psychological Horror · Horror · First-Person

The Room Two
Shared: Horror · Puzzle · Atmospheric

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

Inside the Backrooms
Shared: Horror · Psychological Horror · Puzzle

ROUTINE
Shared: Psychological Horror · Dark · Horror

Visage
Shared: Horror · Psychological Horror · Dark