Games like Built Different
Games like Built Different include Portal 2, Sonic Frontiers, ALTF4, Sonic Adventure 2, and Psychonauts 2. We matched them by the tags players give Built Different on Steam (3D Platformer, Story Rich, Singleplayer, Runner, and Platformer): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Singleplayer · Platformer · Story Rich

Sonic Frontiers
Shared: 3D Platformer · Singleplayer · Adventure

ALTF4
Shared: 3D Platformer · Runner · Physics

Sonic Adventure 2
Shared: 3D Platformer · Platformer · Singleplayer

Psychonauts 2
Shared: 3D Platformer · Story Rich · Singleplayer

Psychonauts
Shared: Platformer · Singleplayer · 3D Platformer

Tomb Raider Game of the Year
Shared: Singleplayer · Story Rich · Adventure

Sonic Adventure DX
Shared: 3D Platformer · Platformer · Singleplayer

God of War
Shared: Story Rich · Singleplayer · Adventure

Haste
Shared: 3D Platformer · Runner · Singleplayer

Ratchet & Clank: Rift Apart
Shared: 3D Platformer · Singleplayer · Adventure

Ori and the Will of the Wisps
Shared: Singleplayer · Platformer · Story Rich

Portal
Shared: 3D Platformer · Singleplayer · Physics

A Story About My Uncle
Shared: Singleplayer · Story Rich · 3D Platformer

Hollow Knight
Shared: Platformer · Singleplayer · Story Rich

Pumpkin Jack
Shared: 3D Platformer · Adventure · Singleplayer

Rise of the Tomb Raider™
Shared: Singleplayer · Adventure · Story Rich

SONIC X SHADOW GENERATIONS
Shared: 3D Platformer · Singleplayer · Platformer

Marvel’s Spider-Man Remastered
Shared: Singleplayer · Story Rich · Adventure

Skul: The Hero Slayer
Shared: Singleplayer · Roguelike · Platformer

Hades
Shared: Singleplayer · Story Rich · Roguelike

Crash Bandicoot™ 4: It’s About Time
Shared: 3D Platformer · Platformer · Singleplayer

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: 3D Platformer · Singleplayer · Platformer

Red Dead Redemption 2
Shared: Story Rich · Singleplayer · Adventure