Games like Titan Attacks!
Games like Titan Attacks! include Chippy, Bit Blaster XL, Nova Drift, State of Anarchy: Master of Mayhem, and BALL x PIT. We matched them by the tags players give Titan Attacks! on Steam (Arena Shooter, Side Scroller, Bullet Hell, Shoot 'Em Up, and Top-Down Shooter): closest matches first, and among equally close ones the better-known games.
Chippy
Shared: Arena Shooter · Bullet Hell · Shoot 'Em Up
Bit Blaster XL
Shared: Bullet Hell · Shoot 'Em Up · Difficult
Nova Drift
Shared: Bullet Hell · Shoot 'Em Up · Arena Shooter
State of Anarchy: Master of Mayhem
Shared: Bullet Hell · Top-Down Shooter · Arena Shooter
BALL x PIT
Shared: Bullet Hell · Shoot 'Em Up · Top-Down Shooter
Time Wasters
Shared: Bullet Hell · Arena Shooter · Twin Stick Shooter
Bot Vice
Shared: Bullet Hell · Top-Down Shooter · Shoot 'Em Up
Nex Machina
Shared: Bullet Hell · Twin Stick Shooter · Shoot 'Em Up
Rise & Shine
Shared: Side Scroller · Bullet Hell · Shoot 'Em Up
Jets'n'Guns Gold
Shared: Side Scroller · Shoot 'Em Up · Bullet Hell
Sektori
Shared: Shoot 'Em Up · Arena Shooter · Twin Stick Shooter
X Invader
Shared: Arena Shooter · Shoot 'Em Up · Bullet Hell
Geometry Wars: Retro Evolved
Shared: Bullet Hell · Twin Stick Shooter · Shoot 'Em Up
SNKRX
Shared: Arena Shooter · Shoot 'Em Up · Top-Down Shooter
Beat Hazard
Shared: Bullet Hell · Shoot 'Em Up · Twin Stick Shooter
Enter the Gungeon
Shared: Bullet Hell · Difficult · Twin Stick Shooter
Voidigo
Shared: Bullet Hell · Twin Stick Shooter · Shoot 'Em Up
Waves
Shared: Bullet Hell · Shoot 'Em Up · Twin Stick Shooter
Assault Android Cactus+
Shared: Bullet Hell · Shoot 'Em Up · Twin Stick Shooter
Planes, Bullets and Vodka
Shared: Shoot 'Em Up · Bullet Hell · Shooter
Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Bullet Hell · Shoot 'Em Up · Difficult
Ikaruga
Shared: Bullet Hell · Shoot 'Em Up · Arcade
LUFTRAUSERS
Shared: Bullet Hell · Shoot 'Em Up · Arcade
Sky Force Reloaded
Shared: Shoot 'Em Up · Bullet Hell · Top-Down Shooter