Games like Nightly Maintenance
Games like Nightly Maintenance include Buckshot Roulette, What Remains of Edith Finch, The Room Two, Poppy Playtime, and Bendy and the Ink Machine. We matched them by the tags players give Nightly Maintenance on Steam (Strategy, Hidden Object, Puzzle, Walking Simulator, and 3D): closest matches first, and among equally close ones the better-known games.

Buckshot Roulette
Shared: Strategy · Indie · First-Person

What Remains of Edith Finch
Shared: Walking Simulator · First-Person · Adventure

The Room Two
Shared: Puzzle · Hidden Object · Indie

Poppy Playtime
Shared: Puzzle · Horror · First-Person

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

The Room Three
Shared: Puzzle · Hidden Object · Indie

Layers of Fear (2016)
Shared: Walking Simulator · Horror · Indie

The Room
Shared: Puzzle · Hidden Object · Indie

Firewatch
Shared: Walking Simulator · Adventure · First-Person

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

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

MiSide
Shared: 3D · Psychological Horror · First-Person

The Room 4: Old Sins
Shared: Puzzle · Hidden Object · Adventure

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

Little Nightmares II
Shared: Puzzle · Adventure · Horror

Metel - Horror Escape
Shared: Puzzle · Hidden Object · Indie

SOMA
Shared: Horror · Psychological Horror · Story Rich

Little Nightmares
Shared: Puzzle · Adventure · Horror

Among the Sleep - Enhanced Edition
Shared: Indie · Walking Simulator · Adventure

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Horror · First-Person

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

Platform 8
Shared: Walking Simulator · Puzzle · Hidden Object

Inside the Backrooms
Shared: Puzzle · Horror · Adventure

Garten of Banban 3
Shared: Puzzle · 3D · Horror