Games like Gaggle Brains!
Games like Gaggle Brains! include Donut County, Human Fall Flat, Tricky Towers, Peggle Deluxe, and Zup! S. We matched them by the tags players give Gaggle Brains! on Steam (Puzzle, Physics, Arcade, Lemmings, and Casual): closest matches first, and among equally close ones the better-known games.

Donut County
Shared: Puzzle · Casual · Physics

Human Fall Flat
Shared: Puzzle · Physics · Funny

Tricky Towers
Shared: Puzzle · Physics · Casual

Peggle Deluxe
Shared: Puzzle · Arcade · Casual

Zup! S
Shared: Puzzle · Physics · Casual

Zup!
Shared: Puzzle · Casual · Physics

Sizeable
Shared: Puzzle · Casual · 3D

Goat Simulator
Shared: Physics · Funny · Casual

Placid Plastic Duck Simulator
Shared: Physics · Casual · Relaxing

Zup! 3
Shared: Puzzle · Casual · Physics

Garry's Mod
Shared: Physics · Casual · Funny

Zuma Deluxe
Shared: Puzzle · Arcade · Casual

Zup! 2
Shared: Puzzle · Casual · Physics

Zup! X
Shared: Puzzle · Casual · Physics

Superflight
Shared: Casual · Relaxing · Physics

Zup! F
Shared: Puzzle · Casual · Physics

Zup! 8
Shared: Puzzle · Casual · Physics

Portal
Shared: Puzzle · Physics · Funny

Hozy
Shared: Puzzle · Casual · Physics

World of Goo
Shared: Puzzle · Physics · Casual

Dorfromantik
Shared: Puzzle · Casual · Relaxing

inbento
Shared: Puzzle · Casual · Funny

Gang Beasts
Shared: Physics · Funny · Casual

Fruit Mountain
Shared: Puzzle · Physics · Casual