Games like Circle With A Gun
Games like Circle With A Gun include Vampire Survivors, Planes, Bullets and Vodka, Megabonk, Boneraiser Minions, and BALL x PIT. We matched them by the tags players give Circle With A Gun on Steam (Arcade, Casual, Bullet Hell, Action, and Action Roguelike): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Action Roguelike · 2D

Planes, Bullets and Vodka
Shared: Casual · Action · Arcade

Megabonk
Shared: Action Roguelike · Bullet Hell · Action

Boneraiser Minions
Shared: Bullet Hell · Action Roguelike · 2D

BALL x PIT
Shared: Arcade · Action · Bullet Hell

LUFTRAUSERS
Shared: Arcade · Bullet Hell · Action

Rocket Rats
Shared: Bullet Hell · Casual · Action Roguelike

Windowkill
Shared: Action · Arcade · Bullet Hell

Exit the Gungeon
Shared: Arcade · Action · Bullet Hell

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

Nova Drift
Shared: Bullet Hell · Arcade · Action Roguelike

Crab Champions
Shared: Action Roguelike · Arcade · Bullet Hell

Bit Blaster XL
Shared: Bullet Hell · Arcade · Casual

Brotato
Shared: Bullet Hell · Action Roguelike · Singleplayer

Seraph's Last Stand
Shared: Casual · Bullet Hell · Action Roguelike

Halls of Torment
Shared: Bullet Hell · Action Roguelike · Action

Enter the Gungeon
Shared: Bullet Hell · Action Roguelike · Indie

Desktop Survivors 98
Shared: Bullet Hell · Casual · Action Roguelike

Timberman
Shared: Casual · Action · Arcade

Cyberhunt
Shared: Casual · Action · Arcade

Death Must Die
Shared: Bullet Hell · Action Roguelike · Action

Goobies
Shared: Bullet Hell · Action Roguelike · Casual

Skul: The Hero Slayer
Shared: Action · Action Roguelike · 2D

Rogue: Genesia
Shared: Bullet Hell · Arcade · Action Roguelike