Games like Cosmo Chaser
Games like Cosmo Chaser include Star Saviors, ZeroRanger, Sky Force Reloaded, Nova Drift, and Bit Blaster XL. We matched them by the tags players give Cosmo Chaser on Steam (Indie, Shoot 'Em Up, Bullet Hell, Retro, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Star Saviors
Shared: Shoot 'Em Up · Bullet Hell · Indie

ZeroRanger
Shared: Indie · Shoot 'Em Up · Bullet Hell

Sky Force Reloaded
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Nova Drift
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Ikaruga
Shared: Shoot 'Em Up · Bullet Hell · Arcade

LUFTRAUSERS
Shared: Indie · Bullet Hell · Shoot 'Em Up

Planes, Bullets and Vodka
Shared: Shoot 'Em Up · Retro · Bullet Hell

Revolution Ace
Shared: Shoot 'Em Up · Indie · Bullet Hell

Cyberhunt
Shared: Indie · Shoot 'Em Up · Arcade

Nex Machina
Shared: Bullet Hell · Indie · Shoot 'Em Up

UBERMOSH Vol.5
Shared: Indie · Retro · Bullet Hell

UBERMOSH
Shared: Indie · Cyberpunk · Arcade

Syder Arcade
Shared: Indie · Shoot 'Em Up · Bullet Hell

DRAINUS
Shared: Shoot 'Em Up · Indie · Bullet Hell

Vampire Survivors
Shared: Bullet Hell · Indie · Singleplayer

Waves
Shared: Shoot 'Em Up · Bullet Hell · Arcade

BALL x PIT
Shared: Bullet Hell · Shoot 'Em Up · Arcade

Super Galaxy Squadron EX Turbo
Shared: Shoot 'Em Up · Bullet Hell · Indie

DoDonPachi Resurrection
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Jets'n'Guns Gold
Shared: Shoot 'Em Up · Indie · Bullet Hell

STAR WARS™ Battlefront™ II
Shared: Space · Shooter · Sci-fi

Crimzon Clover World EXplosion
Shared: Shoot 'Em Up · Bullet Hell · Arcade

UBERMOSH Vol.3
Shared: Indie · Arcade · Retro