Games like Watcher's Eye
Games like Watcher's Eye include Five Nights at Freddy's: Security Breach, Bendy and the Dark Revival, Resident Evil Village, Outlast, and Dark Deception. We matched them by the tags players give Watcher's Eye on Steam (Action, Hidden Object, First-Person, Horror, and Multiple Endings): closest matches first, and among equally close ones the better-known games.

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

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

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

Outlast
Shared: First-Person · Horror · Singleplayer

Dark Deception
Shared: Horror · First-Person · Singleplayer

Poppy Playtime
Shared: Horror · First-Person · Singleplayer

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

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

Buckshot Roulette
Shared: Horror · First-Person · Singleplayer

No, I'm not a Human
Shared: Horror · Singleplayer · Indie

Ultimate Custom Night
Shared: Horror · Singleplayer · First-Person

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

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

Dishonored
Shared: First-Person · Action · Singleplayer

Black Mesa
Shared: Action · First-Person · Singleplayer

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

The Forest
Shared: Horror · Action · First-Person

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

Trepang2
Shared: Horror · Singleplayer · Action

Tattletail
Shared: First-Person · Horror · Action

Resident Evil 4
Shared: Action · Horror · Singleplayer

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

METRO 2033 Redux
Shared: Action · Horror · First-Person

Metel - Horror Escape
Shared: Horror · First-Person · Hidden Object