Games like Happy Hotel
Games like Happy Hotel include The Exit 8, Inside the Backrooms, Viewfinder, COCOON, and Superliminal. We matched them by the tags players give Happy Hotel on Steam (Exploration, Puzzle Platformer, Roguelite, Puzzle, and 3D): closest matches first, and among equally close ones the better-known games.

The Exit 8
Shared: Exploration · Puzzle · Horror

Inside the Backrooms
Shared: Puzzle · Horror · Exploration

Viewfinder
Shared: Puzzle Platformer · Puzzle · First-Person

COCOON
Shared: Exploration · Puzzle · Puzzle Platformer

Superliminal
Shared: Puzzle · First-Person · Surreal

ANIMAL WELL
Shared: Exploration · Puzzle · Puzzle Platformer

CloverPit
Shared: Roguelite · First-Person · Psychological Horror

Little Nightmares
Shared: Puzzle Platformer · Horror · Puzzle

Blue Prince
Shared: Exploration · Puzzle · Roguelite

Lethal Company
Shared: Exploration · First-Person · Horror

Escape the Backrooms
Shared: Horror · Exploration · Psychological Horror

LIMBO
Shared: Puzzle Platformer · Puzzle · Horror

Poppy Playtime
Shared: Puzzle · Horror · First-Person

SOMA
Shared: Horror · Exploration · Psychological Horror

Backrooms: Escape Together
Shared: Horror · Psychological Horror · Exploration

Scanner Sombre
Shared: Exploration · Horror · First-Person

Little Nightmares II
Shared: Puzzle · Horror · Puzzle Platformer

MiSide
Shared: Psychological Horror · First-Person · Horror

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

Outer Wilds
Shared: Exploration · Puzzle · Adventure

Antichamber
Shared: Puzzle · Exploration · First-Person

NaissanceE
Shared: Exploration · First-Person · Puzzle

Amnesia: The Dark Descent
Shared: Horror · Puzzle · Psychological Horror

Buckshot Roulette
Shared: First-Person · Horror · 3D