Games like Nightwatch: Closer
Games like Nightwatch: Closer include Poppy Playtime, Outlast, Garten of Banban, Visage, and Escape the Backrooms. We matched them by the tags players give Nightwatch: Closer on Steam (Adventure, Horror, 3D, Psychological Horror, and Indie): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · Singleplayer · First-Person

Outlast
Shared: Horror · Psychological Horror · First-Person

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

Visage
Shared: Horror · Psychological Horror · Dark

Escape the Backrooms
Shared: Horror · Psychological Horror · Adventure

From The Darkness
Shared: Horror · Psychological Horror · Indie

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

Buckshot Roulette
Shared: Horror · Dark · First-Person

Blair Witch
Shared: Adventure · Horror · Psychological Horror

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

MiSide
Shared: Psychological Horror · Horror · 3D

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

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

Garten of Banban 2
Shared: Horror · Psychological Horror · First-Person

Little Nightmares
Shared: Horror · Adventure · Dark

Welcome to Kowloon
Shared: Horror · Adventure · Psychological Horror

The Cabin Factory
Shared: Horror · Psychological Horror · Adventure

SOMA
Shared: Horror · Psychological Horror · Dark

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

Little Nightmares II
Shared: Adventure · Horror · Dark

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

Inside the Backrooms
Shared: Horror · Psychological Horror · Adventure

Firewatch
Shared: Adventure · First-Person · Walking Simulator

Phasmophobia
Shared: Horror · Psychological Horror · First-Person