Games like Guns and Grapples
Games like Guns and Grapples include Celeste, Super Meat Boy, N++ (NPLUSPLUS), Downwell, and Geometry Dash. We matched them by the tags players give Guns and Grapples on Steam (Precision Platformer, Action, Shoot 'Em Up, Physics, and Difficult): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Difficult · 2D Platformer

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

N++ (NPLUSPLUS)
Shared: Precision Platformer · Difficult · Action

Downwell
Shared: Precision Platformer · Action · Difficult

Geometry Dash
Shared: Difficult · Precision Platformer · Singleplayer

Clustertruck
Shared: Action · Physics · Parkour

Getting Over It with Bennett Foddy
Shared: Difficult · Physics · Singleplayer

A Difficult Game About Climbing
Shared: Difficult · Precision Platformer · Action

Bit Blaster XL
Shared: Shoot 'Em Up · Difficult · Action

Katana ZERO
Shared: Action · 2D Platformer · Difficult

Ghostrunner
Shared: Action · Difficult · Hack and Slash

Overgrowth
Shared: Action · Physics · Parkour

We Who Are About To Die
Shared: Action · Physics · Difficult

Noita
Shared: Physics · Difficult · Action

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

Black Myth: Wukong
Shared: Action · Combat · Singleplayer

Blasphemous 2
Shared: Difficult · Combat · 2D Platformer

Golfing Over It with Alva Majo
Shared: Physics · Precision Platformer · Difficult

VVVVVV
Shared: Precision Platformer · Difficult · 2D Platformer

Jump King
Shared: Precision Platformer · Difficult · Action

Furi
Shared: Shoot 'Em Up · Difficult · Action

Sword With Sauce
Shared: Action · Ninja · Parkour

Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Shoot 'Em Up · Action · Difficult

SANABI
Shared: Action · 2D Platformer · Difficult