Games like Brain Freeze
Games like Brain Freeze include SANABI, Portal 2, OneShot, Kindergarten 3, and There Is No Game: Wrong Dimension. We matched them by the tags players give Brain Freeze on Steam (Puzzle, Dark Comedy, Dark Humor, Story Rich, and Noir): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Story Rich · Pixel Graphics · Adventure

Portal 2
Shared: Puzzle · Dark Humor · Story Rich

OneShot
Shared: Story Rich · Puzzle · Pixel Graphics

Kindergarten 3
Shared: Dark Comedy · Dark Humor · Puzzle

There Is No Game: Wrong Dimension
Shared: Puzzle · Adventure · Pixel Graphics

Murders on the Yangtze River
Shared: Puzzle · Story Rich · Adventure

Kindergarten
Shared: Dark Humor · Puzzle · Pixel Graphics

Sanfu
Shared: Puzzle · Adventure · 2D

The Rewinder
Shared: Puzzle · Adventure · Pixel Graphics

Void Stranger
Shared: Puzzle · Adventure · 2D

The Case of the Golden Idol
Shared: Puzzle · Story Rich · 2D

DISTRAINT: Deluxe Edition
Shared: Story Rich · Adventure · 2D

Deponia
Shared: Puzzle · Adventure · Story Rich

L.A. Noire
Shared: Noir · Story Rich · Adventure

Chants of Sennaar
Shared: Puzzle · Adventure · Colorful

Kindergarten 2
Shared: Adventure · Puzzle · Pixel Graphics

No Case Should Remain Unsolved
Shared: Puzzle · Story Rich · Adventure

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

OMORI
Shared: Story Rich · Pixel Graphics · 2D

Thimbleweed Park™
Shared: Puzzle · Adventure · Story Rich

Sherlock Holmes: The Devil's Daughter
Shared: Puzzle · Story Rich · Adventure

Impostor Factory
Shared: Story Rich · Adventure · Pixel Graphics

To the Moon
Shared: Story Rich · Adventure · Pixel Graphics

UNCHARTED™: Legacy of Thieves Collection
Shared: Story Rich · Adventure · Puzzle