Games like Jump Journey
Games like Jump Journey include Webbed, Dead Cells, Skul: The Hero Slayer, Vampire Survivors, and Rogue Legacy 2. We matched them by the tags players give Jump Journey on Steam (2D Platformer, Roguelite, Platformer, Casual, and Roguelike): closest matches first, and among equally close ones the better-known games.

Webbed
Shared: 2D Platformer · Cute · Platformer

Dead Cells
Shared: Roguelike · Adventure · Roguelite

Skul: The Hero Slayer
Shared: Roguelite · Roguelike · 2D

Vampire Survivors
Shared: Roguelite · 2D · Roguelike

Rogue Legacy 2
Shared: Platformer · Roguelite · Adventure

Sonic Origins
Shared: 2D Platformer · Platformer · Adventure

Pizza Tower
Shared: 2D Platformer · Platformer · Cartoony

Celeste
Shared: 2D Platformer · Platformer · 2D

Rogue Legacy
Shared: Platformer · Roguelike · 2D

SANABI
Shared: 2D Platformer · Adventure · 2D

Sonic Superstars
Shared: 2D Platformer · Platformer · Casual

Anomaly Agent
Shared: 2D Platformer · Platformer · Roguelite

Pikuniku
Shared: Casual · Adventure · Cute

Noita
Shared: Roguelike · 2D · Roguelite

Laughing to Die
Shared: Casual · 2D Platformer · Platformer

Twin Shot Deluxe
Shared: 2D Platformer · Casual · Platformer

Caveblazers
Shared: Platformer · Roguelite · 2D Platformer

DAVE THE DIVER
Shared: Casual · Adventure · Relaxing

Grapple Dog
Shared: 2D Platformer · Platformer · 2D

Touhou Endless Dream
Shared: Roguelite · Casual · Roguelike

Slime Rancher 2
Shared: Cute · Relaxing · Casual

ScourgeBringer
Shared: Roguelite · Adventure · Roguelike

Dungreed
Shared: Roguelite · Roguelike · 2D

30XX
Shared: 2D Platformer · Roguelite · Platformer