Games like Pure Metal: Feature 1
Games like Pure Metal: Feature 1 include Bit Blaster XL, SUPERHOT, Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil, My Friend Pedro, and Devil Daggers. We matched them by the tags players give Pure Metal: Feature 1 on Steam (Action, Indie, Shoot 'Em Up, Difficult, and Shooter): closest matches first, and among equally close ones the better-known games.

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

SUPERHOT
Shared: Action · Indie · Shooter

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

My Friend Pedro
Shared: Action · Indie · Shooter

Devil Daggers
Shared: Indie · Difficult · Action

KovaaK's
Shared: Action · Indie · Shooter

Hotline Miami
Shared: Action · Indie · Difficult

Revolution Ace
Shared: Action · Shoot 'Em Up · Indie

Ikaruga
Shared: Shoot 'Em Up · Action · Shooter

Zombotron
Shared: Action · Indie · Shooter

Cube Destroyer
Shared: Action · Indie · Shoot 'Em Up

ZeroRanger
Shared: Indie · Shoot 'Em Up · Action

Intrusion 2
Shared: Action · Indie · Shooter

Star of Providence
Shared: Shoot 'Em Up · Indie · Action

SYNTHETIK: Legion Rising
Shared: Indie · Action · Difficult

Skul: The Hero Slayer
Shared: Action · Indie · Difficult

Touhou Kouryudou ~ Unconnected Marketeers.
Shared: Action · Shoot 'Em Up · Indie

LUFTRAUSERS
Shared: Indie · Action · Shoot 'Em Up

Cuphead
Shared: Difficult · Indie · Action

Jets'n'Guns 2
Shared: Action · Indie · Shoot 'Em Up

Touhou Juuouen 〜 Unfinished Dream of All Living Ghost.
Shared: Action · Shoot 'Em Up · Shooter

Bright Memory: Infinite
Shared: Action · Indie · Shooter

Star Saviors
Shared: Action · Shoot 'Em Up · Indie

Nuclear Throne
Shared: Indie · Action · Difficult