Games like Oni Station
Games like Oni Station include CloverPit, Baldi's Basics Plus, Lethal Company, Five Nights at Freddy's: Security Breach, and Five Nights at Freddy's. We matched them by the tags players give Oni Station on Steam (Horror, Procedural Generation, Demons, Resource Management, and First-Person): closest matches first, and among equally close ones the better-known games.

CloverPit
Shared: Horror · Roguelike · First-Person

Baldi's Basics Plus
Shared: Horror · Procedural Generation · Roguelike

Lethal Company
Shared: Horror · First-Person · Procedural Generation

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

Five Nights at Freddy's
Shared: Horror · First-Person · Point & Click

Poppy Playtime
Shared: Horror · First-Person · Adventure

Content Warning
Shared: Horror · Procedural Generation · First-Person

PEAK
Shared: Adventure · First-Person · Procedural Generation

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

Outlast
Shared: Horror · First-Person · Adventure

Eldritch
Shared: Horror · First-Person · Roguelike

Buckshot Roulette
Shared: Horror · First-Person · Indie

Phasmophobia
Shared: Horror · First-Person · Demons

Monstrum
Shared: Horror · First-Person · Procedural Generation

Ready or Not
Shared: Horror · First-Person · FPS

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

Gunfire Reborn
Shared: Roguelike · Roguelite · FPS

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

The Forest
Shared: Horror · Adventure · First-Person

The Mortuary Assistant
Shared: Horror · Demons · First-Person

The Room
Shared: Point & Click · Adventure · Horror

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

That's not my Neighbor
Shared: Horror · Adventure · Point & Click

KLETKA
Shared: Horror · First-Person · Adventure