Games like Grave Space
Games like Grave Space include Vampire Survivors, Planes, Bullets and Vodka, LUFTRAUSERS, Megabonk, and Bit Blaster XL. We matched them by the tags players give Grave Space on Steam (Action, Bullet Hell, Casual, Shooter, and Arcade): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Pixel Graphics · Casual

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

LUFTRAUSERS
Shared: Bullet Hell · Action · Arcade

Megabonk
Shared: Bullet Hell · Action · Indie

Bit Blaster XL
Shared: Bullet Hell · Shooter · Action

Exit the Gungeon
Shared: Action · Arcade · Bullet Hell

Cyberhunt
Shared: Action · Casual · Indie

Timberman
Shared: Casual · Action · Pixel Graphics

UBERMOSH Vol.5
Shared: Action · Arcade · Bullet Hell

ZeroRanger
Shared: Bullet Hell · Action · Indie

Broforce
Shared: Action · Pixel Graphics · Shooter

Rocket Rats
Shared: Bullet Hell · Casual · Pixel Graphics

UBERMOSH
Shared: Action · Pixel Graphics · Arcade

BALL x PIT
Shared: Action · Bullet Hell · Arcade

Warhammer 40,000: Boltgun
Shared: Action · Shooter · Pixel Graphics

UFO 50
Shared: Action · Pixel Graphics · Arcade

Boneraiser Minions
Shared: Bullet Hell · Pixel Graphics · Casual

Geometry Wars: Retro Evolved
Shared: Casual · Arcade · Bullet Hell

Star Saviors
Shared: Bullet Hell · Action · Arcade

Enter the Gungeon
Shared: Bullet Hell · Pixel Graphics · Indie

Hotline Miami
Shared: Action · Pixel Graphics · Indie

Halls of Torment
Shared: Bullet Hell · Action · Pixel Graphics

Devil Daggers
Shared: Action · Shooter · Indie

Commando Collection
Shared: Action · Bullet Hell · Shooter