Games like What's Outside
Games like What's Outside include Bit Blaster XL, Planes, Bullets and Vodka, Vampire Survivors, Chicken Invaders Universe, and Star Saviors. We matched them by the tags players give What's Outside on Steam (Casual, Action, Bullet Hell, Strategy, and Shoot 'Em Up): closest matches first, and among equally close ones the better-known games.
Bit Blaster XL
Shared: Bullet Hell · Shoot 'Em Up · Action
Planes, Bullets and Vodka
Shared: Casual · Action · Bullet Hell
Vampire Survivors
Shared: Bullet Hell · Casual · Action
Chicken Invaders Universe
Shared: Action · Shoot 'Em Up · Casual
Star Saviors
Shared: Action · Bullet Hell · Shoot 'Em Up
BALL x PIT
Shared: Action · Bullet Hell · Shoot 'Em Up
Cyberhunt
Shared: Action · Casual · Shoot 'Em Up
20 Minutes Till Dawn
Shared: Bullet Hell · Shoot 'Em Up · Top-Down Shooter
DoDonPachi Resurrection
Shared: Bullet Hell · Shoot 'Em Up · Top-Down Shooter
Nova Drift
Shared: Bullet Hell · Shoot 'Em Up · Action
Sky Force Reloaded
Shared: Bullet Hell · Shoot 'Em Up · Action
LUFTRAUSERS
Shared: Bullet Hell · Action · Shoot 'Em Up
ZeroRanger
Shared: Bullet Hell · Shoot 'Em Up · Action
Goobies
Shared: Bullet Hell · Casual · Top-Down Shooter
Ikaruga
Shared: Bullet Hell · Shoot 'Em Up · Action
Halo: Spartan Assault
Shared: Action · Top-Down Shooter · Sci-fi
CS2D
Shared: Action · Casual · Top-Down Shooter
ShellShock Live
Shared: Strategy · Action · Casual
HELLDIVERS™ 2
Shared: Action · Shooter · PvE
Deep Rock Galactic: Survivor
Shared: Bullet Hell · Top-Down Shooter · Action
Super Bit Blaster XL
Shared: Bullet Hell · Shoot 'Em Up · Action
Beat Hazard
Shared: Bullet Hell · Shoot 'Em Up · Action
Greedland
Shared: Shoot 'Em Up · Bullet Hell · Action
RADical ROACH Remastered
Shared: Action · Casual · Strategy