Games like のっぺらぼう
Games like のっぺらぼう include Five Nights at Freddy's: Security Breach, The Forest, Five Nights at Freddy's: Secret of the Mimic, Escape the Backrooms, and Bendy and the Dark Revival. We matched them by the tags players give のっぺらぼう on Steam (Horror, Action, Adventure, 3D, and First-Person): closest matches first, and among equally close ones the better-known games.

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

The Forest
Shared: Horror · Adventure · Action

Five Nights at Freddy's: Secret of the Mimic
Shared: Horror · Adventure · Action

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

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

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

Slime Rancher
Shared: Adventure · Exploration · Singleplayer

PEAK
Shared: Adventure · First-Person · Exploration

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

Outlast
Shared: Horror · First-Person · Singleplayer

Buckshot Roulette
Shared: Horror · First-Person · Singleplayer

Poppy Playtime
Shared: Horror · Singleplayer · First-Person

SILENT HILL: Townfall
Shared: Horror · Action · Adventure

Thief Simulator
Shared: Singleplayer · First-Person · Simulation

Valley
Shared: Adventure · First-Person · Action

We Happy Few
Shared: Adventure · Action · First-Person

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

MiSide
Shared: Horror · First-Person · 3D

Lethal Company
Shared: Horror · First-Person · Exploration

Subnautica
Shared: Horror · Exploration · Adventure

Firewatch
Shared: Adventure · First-Person · Singleplayer

Subnautica: Below Zero
Shared: Horror · Singleplayer · Adventure

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

Fallout 4
Shared: Adventure · Singleplayer · Exploration