Games like Jetpack Jack
Games like Jetpack Jack include Super Meat Boy, Celeste, SANABI, VVVVVV, and Katana ZERO. We matched them by the tags players give Jetpack Jack on Steam (Precision Platformer, Action, 2D Platformer, Pixel Graphics, and Retro): closest matches first, and among equally close ones the better-known games.

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

Celeste
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

SANABI
Shared: Action · Pixel Graphics · 2D Platformer

VVVVVV
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

Katana ZERO
Shared: Action · Pixel Graphics · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Pixel Graphics · Action

Downwell
Shared: Precision Platformer · Pixel Graphics · 2D Platformer

The Messenger
Shared: Retro · Pixel Graphics · Action

Webbed
Shared: 2D Platformer · Pixel Graphics · Cute

Sonic Origins
Shared: Action · 2D Platformer · Pixel Graphics

Ambidextro
Shared: Precision Platformer · Action · 2D Platformer

Jump King
Shared: Precision Platformer · Pixel Graphics · Action

Broforce
Shared: Action · Pixel Graphics · 2D

Gravity Circuit
Shared: Action · Pixel Graphics · 2D Platformer

Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Retro · Action

Grapple Dog
Shared: 2D Platformer · Action · Pixel Graphics

Bread & Fred
Shared: Pixel Graphics · 2D Platformer · Precision Platformer

Door Kickers: Action Squad
Shared: 2D Platformer · Pixel Graphics · Action

NINJA GAIDEN: Ragebound
Shared: Action · 2D Platformer · Pixel Graphics

Sonic Mania
Shared: Retro · Pixel Graphics · Platformer

Duck Game
Shared: Action · Pixel Graphics · Funny

Dungeon Escape
Shared: Precision Platformer · 2D Platformer · Action

Bloodstained: Curse of the Moon
Shared: Action · Pixel Graphics · Retro

Lone Fungus
Shared: Pixel Graphics · 2D Platformer · Action