Games like Circuit Runner
Games like Circuit Runner include Enter the Gungeon, Vampire Survivors, Nordic Ashes: Survivors of Ragnarok, Rogue: Genesia, and Gunfire Reborn. We matched them by the tags players give Circuit Runner on Steam (Action Roguelike, Exploration, Bullet Hell, Twin Stick Shooter, and FPS): closest matches first, and among equally close ones the better-known games.

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Dungeon Crawler

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Exploration · Bullet Hell

Rogue: Genesia
Shared: Action Roguelike · Bullet Hell · Twin Stick Shooter

Gunfire Reborn
Shared: FPS · Roguelite · Action Roguelike

Megabonk
Shared: Action Roguelike · Bullet Hell · Roguelite

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

Hades
Shared: Action Roguelike · Roguelite · Dungeon Crawler

Soulstone Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

Magicraft
Shared: Action Roguelike · Bullet Hell · Roguelite

Hades II
Shared: Action Roguelike · Roguelite · Dungeon Crawler

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

Brotato
Shared: Action Roguelike · Bullet Hell · Roguelike

BALL x PIT
Shared: Bullet Hell · Action Roguelike · Roguelite

UnderMine
Shared: Action Roguelike · Roguelite · Dungeon Crawler

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Hell · Roguelite

Tiny Rogues
Shared: Action Roguelike · Bullet Hell · Dungeon Crawler

SULFUR
Shared: Action Roguelike · FPS · Dungeon Crawler

Moonlighter
Shared: Action Roguelike · Dungeon Crawler · Roguelite

Deadzone: Rogue
Shared: FPS · Roguelite · Action Roguelike

Roboquest
Shared: Action Roguelike · FPS · Roguelite

Heroes of Hammerwatch II
Shared: Action Roguelike · RPG · Dungeon Crawler

20 Minutes Till Dawn
Shared: Action Roguelike · Bullet Hell · Roguelite

Ziggurat
Shared: Action Roguelike · FPS · Roguelite