Games like Hello Puppets: Midnight Show
Games like Hello Puppets: Midnight Show include Outlast, Poppy Playtime, Little Nightmares II, Firewatch, and Five Nights at Freddy's. We matched them by the tags players give Hello Puppets: Midnight Show on Steam (Adventure, Simulation, Action-Adventure, Singleplayer, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Horror · Atmospheric · First-Person

Poppy Playtime
Shared: Singleplayer · Horror · First-Person

Little Nightmares II
Shared: Adventure · Singleplayer · Horror

Firewatch
Shared: Adventure · Atmospheric · Singleplayer

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

Little Nightmares
Shared: Adventure · Atmospheric · Horror

Outlast 2
Shared: Horror · Singleplayer · First-Person

Five Nights at Freddy's: Sister Location
Shared: Singleplayer · Horror · Dark

SOMA
Shared: Horror · Atmospheric · Dark

Ultimate Custom Night
Shared: Singleplayer · Horror · Difficult

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

Amnesia: Rebirth
Shared: Action-Adventure · Adventure · Singleplayer

Crime Scene Cleaner
Shared: Simulation · Singleplayer · Atmospheric

Bendy and the Dark Revival
Shared: Singleplayer · Adventure · Horror

What Remains of Edith Finch
Shared: Atmospheric · Adventure · Singleplayer

INSIDE
Shared: Atmospheric · Horror · Dark

Layers of Fear (2016)
Shared: Horror · Atmospheric · Singleplayer

Five Nights at Freddy's 2
Shared: Singleplayer · Horror · First-Person

Amnesia: The Dark Descent
Shared: Horror · Atmospheric · Adventure

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

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

Lobotomy Corporation | Monster Management Simulation
Shared: Simulation · Difficult · Horror

The Forest
Shared: Adventure · Horror · First-Person

Hello Neighbor 2
Shared: Adventure · Action-Adventure · Horror