Games like Simple Shooter
Games like Simple Shooter include Sky Force Reloaded, Halo: Spartan Assault, BALL x PIT, Vampire Survivors, and Chippy. We matched them by the tags players give Simple Shooter on Steam (Bullet Hell, Twin Stick Shooter, Top-Down Shooter, Score Attack, and Arcade): closest matches first, and among equally close ones the better-known games.

Sky Force Reloaded
Shared: Bullet Hell · Top-Down Shooter · Arcade

Halo: Spartan Assault
Shared: Top-Down Shooter · Action · Twin Stick Shooter

BALL x PIT
Shared: Bullet Hell · Arcade · Action

Vampire Survivors
Shared: Bullet Hell · Singleplayer · 2D

Chippy
Shared: Bullet Hell · Twin Stick Shooter · Top-Down Shooter

Windowkill
Shared: Bullet Hell · Action · Twin Stick Shooter

Bit Blaster XL
Shared: Bullet Hell · Arcade · Shooter

Waves
Shared: Bullet Hell · Twin Stick Shooter · Arcade

Deep Rock Galactic: Survivor
Shared: Bullet Hell · Top-Down Shooter · Top-Down

Minishoot' Adventures
Shared: Bullet Hell · Twin Stick Shooter · Top-Down

Nex Machina
Shared: Bullet Hell · Twin Stick Shooter · Arcade

KILL KNIGHT
Shared: Bullet Hell · Top-Down Shooter · Arcade

Planes, Bullets and Vodka
Shared: Bullet Hell · Action · Arcade

Enter the Gungeon
Shared: Bullet Hell · Twin Stick Shooter · Action

Sektori
Shared: Twin Stick Shooter · Bullet Hell · Arcade

Beat Hazard
Shared: Twin Stick Shooter · Bullet Hell · Arcade

Relic Hunters Zero: Remix
Shared: Twin Stick Shooter · Top-Down Shooter · Action

DoDonPachi Resurrection
Shared: Bullet Hell · Top-Down Shooter · Arcade

Nova Drift
Shared: Bullet Hell · Arcade · Shooter

Cyberhunt
Shared: Twin Stick Shooter · Action · Arcade

Geometry Wars: Retro Evolved
Shared: Twin Stick Shooter · Bullet Hell · Arcade

Maniac
Shared: Top-Down Shooter · Bullet Hell · Singleplayer

LUFTRAUSERS
Shared: Bullet Hell · Arcade · Action

HELLDIVERS™ Dive Harder Edition
Shared: Top-Down Shooter · Twin Stick Shooter · Action