Games like Stack World
Games like Stack World include Zup! S, Baba Is You, Zup!, World of Goo, and Zup! F. We matched them by the tags players give Stack World on Steam (Physics, Score Attack, Logic, Casual, and Indie): closest matches first, and among equally close ones the better-known games.

Zup! S
Shared: Physics · Casual · Puzzle

Baba Is You
Shared: Indie · Puzzle · Logic

Zup!
Shared: Casual · Physics · Puzzle

World of Goo
Shared: Physics · Indie · Puzzle

Zup! F
Shared: Casual · Physics · Puzzle

Zup! 2
Shared: Casual · Physics · Puzzle

Zup! X
Shared: Casual · Physics · Puzzle

Hexcells
Shared: Casual · Logic · Puzzle

Bridge Constructor Portal
Shared: Physics · Puzzle · Level Editor

Zup! 3
Shared: Casual · Physics · Puzzle

Zup! 5
Shared: Casual · Physics · Puzzle

Zup! 8
Shared: Casual · Physics · Puzzle

A Dance of Fire and Ice
Shared: Level Editor · Indie · Singleplayer

Zup! Z
Shared: Physics · Casual · Indie

Peggle Deluxe
Shared: Casual · Physics · Puzzle

My Suika – Kyo’s Fruit Merge
Shared: Physics · Casual · Puzzle

Donut County
Shared: Casual · Physics · Indie

Hexcells Infinite
Shared: Logic · Casual · Puzzle

Poly Bridge
Shared: Physics · Puzzle · Singleplayer

BEEP
Shared: Physics · Indie · Singleplayer

Happy Wheels
Shared: Physics · Level Editor · Indie

Geometry Dash
Shared: Level Editor · 2D · Singleplayer

Zup! 6
Shared: Casual · Physics · Puzzle

The Bridge
Shared: Physics · Logic · Puzzle