Games like Rocket Jump Frenzy
Games like Rocket Jump Frenzy include Geometry Dash, Celeste, Super Meat Boy, Hollow Knight, and Hollow Knight: Silksong. We matched them by the tags players give Rocket Jump Frenzy on Steam (Precision Platformer, Action, Difficult, Singleplayer, and 2D): closest matches first, and among equally close ones the better-known games.

Geometry Dash
Shared: Difficult · Precision Platformer · 2D

Celeste
Shared: Precision Platformer · Difficult · Platformer

Super Meat Boy
Shared: Precision Platformer · Difficult · Platformer

Hollow Knight
Shared: Difficult · Platformer · 2D

Hollow Knight: Silksong
Shared: Difficult · 2D · Singleplayer

Jump King
Shared: Precision Platformer · Difficult · Action

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

The End Is Nigh
Shared: Precision Platformer · Difficult · Platformer

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

Cuphead
Shared: Difficult · Platformer · 2D

VVVVVV
Shared: Precision Platformer · Difficult · Platformer

SANABI
Shared: Action · Singleplayer · 2D

Nine Sols
Shared: Difficult · Action · 2D

Electronic Super Joy
Shared: Difficult · Platformer · Action

Downwell
Shared: Precision Platformer · Action · Platformer

Katana ZERO
Shared: Action · Platformer · 2D

Shovel Knight: Treasure Trove
Shared: Platformer · Action · 2D

A Dance of Fire and Ice
Shared: Difficult · Singleplayer · 2D

Angvik
Shared: Action · Difficult · Platformer

Rogue Legacy 2
Shared: Action · Platformer · Difficult

Pogostuck: Rage With Your Friends
Shared: Precision Platformer · Difficult · Action

Rogue Legacy
Shared: Action · Platformer · Singleplayer

Defy Gravity Extended
Shared: Platformer · Action · 2D

Spelunky
Shared: Difficult · Platformer · 2D