Games like The Haunted Building
Games like The Haunted Building include Outer Wilds, Amanda the Adventurer, Five Nights at Freddy's: Security Breach, MiSide, and What Remains of Edith Finch. We matched them by the tags players give The Haunted Building on Steam (Horror, Multiple Endings, Visual Novel, 1990's, and Story Rich): closest matches first, and among equally close ones the better-known games.

Outer Wilds
Shared: Exploration · Story Rich · Puzzle

Amanda the Adventurer
Shared: Horror · 1990's · Puzzle

Five Nights at Freddy's: Security Breach
Shared: Horror · Multiple Endings · Exploration

MiSide
Shared: Horror · Story Rich · 3D

What Remains of Edith Finch
Shared: Story Rich · Exploration · First-Person

Firework
Shared: Horror · Puzzle · Visual Novel

No, I'm not a Human
Shared: Horror · Multiple Endings · Story Rich

Zero Escape: The Nonary Games
Shared: Visual Novel · Story Rich · Multiple Endings

SOMA
Shared: Horror · Story Rich · Exploration

Firewatch
Shared: Story Rich · Exploration · Adventure

Sally Face - Episode One
Shared: Horror · Story Rich · Puzzle

Inside the Backrooms
Shared: Horror · Puzzle · Exploration

Poppy Playtime
Shared: Horror · Puzzle · First-Person

Zero Escape: Zero Time Dilemma
Shared: Visual Novel · Puzzle · Story Rich

Road 96
Shared: 1990's · Multiple Endings · Story Rich

Subliminal
Shared: Horror · Realistic · Multiple Endings

The Painscreek Killings
Shared: Horror · Story Rich · Puzzle

Danganronpa: Trigger Happy Havoc
Shared: Visual Novel · Story Rich · Horror

Detention
Shared: Horror · Story Rich · Puzzle

Amnesia: A Machine For Pigs
Shared: Horror · Story Rich · Exploration

Layers of Fear (2016)
Shared: Horror · Story Rich · First-Person

Dagon: by H. P. Lovecraft
Shared: Horror · Visual Novel · Story Rich

Tiny Bunny
Shared: Horror · Visual Novel · Story Rich

The Room 4: Old Sins
Shared: Puzzle · Horror · Story Rich