Games like Treasure Trap
Games like Treasure Trap include Celeste, Super Meat Boy, SANABI, Downwell, and VVVVVV. We matched them by the tags players give Treasure Trap on Steam (Precision Platformer, 2D Platformer, Board Game, Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · 2D Platformer · Platformer

Super Meat Boy
Shared: Precision Platformer · Platformer · 2D Platformer

SANABI
Shared: 2D Platformer · Action · 2D

Downwell
Shared: Precision Platformer · Platformer · 2D Platformer

VVVVVV
Shared: Precision Platformer · Platformer · 2D Platformer

Geometry Dash
Shared: Precision Platformer · 2D · Platformer

Hollow Knight
Shared: Platformer · 2D · Singleplayer

Sonic Superstars
Shared: 2D Platformer · Platformer · Action

Jump King
Shared: Precision Platformer · Platformer · 2D

Pizza Tower
Shared: 2D Platformer · Platformer · Indie

The End Is Nigh
Shared: Precision Platformer · Platformer · 2D

Sonic Origins
Shared: 2D Platformer · Action · Platformer

Katana ZERO
Shared: Action · Platformer · 2D Platformer

BEEP
Shared: Platformer · 2D · Adventure

Dust: An Elysian Tail
Shared: Platformer · Action · 2D

Planet of Lana
Shared: 2D Platformer · Action · Platformer

Super Fancy Pants Adventure
Shared: Action · Platformer · Adventure

Thomas Was Alone
Shared: Platformer · 2D Platformer · Precision Platformer

Hollow Knight: Silksong
Shared: 2D · Platformer · Indie

Super Meat Boy Forever
Shared: Precision Platformer · Platformer · Action

Skul: The Hero Slayer
Shared: Action · 2D · Platformer

Ambidextro
Shared: Precision Platformer · 2D Platformer · Action

Janosik
Shared: Platformer · 2D Platformer · Action

Ori and the Will of the Wisps
Shared: Platformer · Action · Singleplayer