Games like Into The Gloom
Games like Into The Gloom include MiSide, Poppy Playtime, Resident Evil 7 Biohazard, Outlast, and SOMA. We matched them by the tags players give Into The Gloom on Steam (Psychological Horror, Story Rich, Horror, First-Person, and Singleplayer): closest matches first, and among equally close ones the better-known games.

MiSide
Shared: Psychological Horror · Story Rich · Horror

Poppy Playtime
Shared: Horror · Singleplayer · First-Person

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

Outlast
Shared: Horror · First-Person · Psychological Horror

SOMA
Shared: Psychological Horror · Horror · Story Rich

Little Nightmares II
Shared: Horror · Singleplayer · Psychological Horror

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

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

METRO 2033 Redux
Shared: Story Rich · Horror · Atmospheric

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

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

Sally Face - Episode One
Shared: Psychological Horror · Story Rich · Horror

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

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

Little Nightmares
Shared: Horror · Singleplayer · Atmospheric

Metro Exodus
Shared: Story Rich · Singleplayer · Horror

SILENT HILL 2
Shared: Psychological Horror · Story Rich · Horror

Firewatch
Shared: Story Rich · Atmospheric · First-Person

Mouthwashing
Shared: Psychological Horror · Story Rich · Horror

In Sound Mind
Shared: Psychological Horror · Horror · Story Rich

METRO Last Light Redux
Shared: Story Rich · Horror · Atmospheric

Fran Bow
Shared: Psychological Horror · Story Rich · Horror

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

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