Games like Serendipity Hotel
Games like Serendipity Hotel include There Is No Game: Wrong Dimension, Gorogoa, Strange Jigsaws, Zup! S, and Pikuniku. We matched them by the tags players give Serendipity Hotel on Steam (Adventure, Casual, Puzzle, 2D, and Singleplayer): closest matches first, and among equally close ones the better-known games.

There Is No Game: Wrong Dimension
Shared: Puzzle · Adventure · Indie

Gorogoa
Shared: Puzzle · Indie · Casual

Strange Jigsaws
Shared: Adventure · Casual · Puzzle

Zup! S
Shared: Casual · Puzzle · 2D

Pikuniku
Shared: Adventure · Casual · Puzzle

LIMBO
Shared: Puzzle · Indie · Adventure

Scribblenauts Unlimited
Shared: Casual · Adventure · Puzzle

BEEP
Shared: Adventure · Indie · 2D

FEZ
Shared: Puzzle · Indie · Adventure

Zup! 2
Shared: Casual · Puzzle · 2D

Moncage
Shared: Casual · Puzzle · Adventure

Little Inferno
Shared: Casual · Puzzle · Indie

Melvor Idle
Shared: Casual · Adventure · Singleplayer

Chants of Sennaar
Shared: Adventure · Puzzle · Singleplayer

The Room
Shared: Puzzle · Adventure · Singleplayer

Nihilumbra
Shared: Adventure · Puzzle · Casual

Donut County
Shared: Casual · Puzzle · Indie

GRIS
Shared: Adventure · Indie · Singleplayer

Morphopolis
Shared: Puzzle · Casual · Adventure

Plants vs. Zombies GOTY Edition
Shared: Casual · Singleplayer · 2D

OneShot
Shared: Indie · Puzzle · Adventure

Zup!
Shared: Casual · Puzzle · 2D

Draw a Stickman: EPIC 2
Shared: Adventure · Casual · Puzzle

Deponia
Shared: Adventure · Puzzle · Singleplayer