Games like Shot Up: Turtle Gun Jump
Games like Shot Up: Turtle Gun Jump include Hollow Knight, Celeste, Ori and the Will of the Wisps, SANABI, and Hollow Knight: Silksong. We matched them by the tags players give Shot Up: Turtle Gun Jump on Steam (Action, Adventure, Casual, Platformer, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Platformer · Souls-like · Singleplayer

Celeste
Shared: Precision Platformer · Platformer · 2D Platformer

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

SANABI
Shared: Action · Adventure · 2D Platformer

Hollow Knight: Silksong
Shared: Singleplayer · Platformer · Souls-like

STAR WARS Jedi: Survivor™
Shared: Action · Adventure · Singleplayer

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

Tomb Raider Game of the Year
Shared: Action · Adventure · Singleplayer

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

Sonic Superstars
Shared: Action · Adventure · Platformer

Sonic Origins
Shared: Action · Adventure · 2D Platformer

Nine Sols
Shared: Action · Platformer · Souls-like

Dead Cells
Shared: Adventure · 2D · Platformer

Pikuniku
Shared: Adventure · Casual · Action

God of War
Shared: Action · Adventure · Singleplayer

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · Action · Casual

Rise of the Tomb Raider™
Shared: Action · Adventure · Singleplayer

Jump King
Shared: Adventure · Precision Platformer · Action

Black Myth: Wukong
Shared: Action · Souls-like · Singleplayer

Grand Theft Auto V Legacy
Shared: Action · Adventure · Singleplayer

BEEP
Shared: Adventure · Platformer · Action

Super Fancy Pants Adventure
Shared: Action · Adventure · Platformer

Dust: An Elysian Tail
Shared: Action · Platformer · Adventure

Lies of P
Shared: Action · Singleplayer · Souls-like