Games like Stay in the rhythm
Games like Stay in the rhythm include Vampire Survivors, Enter the Gungeon, Skul: The Hero Slayer, Megabonk, and BPM: BULLETS PER MINUTE. We matched them by the tags players give Stay in the rhythm on Steam (Action, Audio Production, Rhythm, Roguelike, and Shooter): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · Roguelite

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

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

Megabonk
Shared: Roguelike · Action Roguelike · Action

BPM: BULLETS PER MINUTE
Shared: Rhythm · Action · Roguelike

BALL x PIT
Shared: Action · Roguelike · Roguelite

Nuclear Throne
Shared: Roguelike · Action Roguelike · Action

Hades
Shared: Action · Action Roguelike · Roguelike

Halls of Torment
Shared: Action Roguelike · Action · Roguelike

Risk of Rain 2
Shared: Action Roguelike · Action · Roguelike

Dead Cells
Shared: Roguelike · Action Roguelike · Roguelite

The Binding of Isaac
Shared: Roguelike · Action Roguelike · Action

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

Gunfire Reborn
Shared: Roguelike · Action · Roguelite

Hades II
Shared: Action · Roguelike · Action Roguelike

Soulstone Survivors
Shared: Action Roguelike · Roguelike · Bullet Hell

Dungreed
Shared: Action · Roguelike · Action Roguelike

Tower of Babel: Survivors of Chaos
Shared: Action Roguelike · Action · Roguelike

Brotato
Shared: Roguelike · Action Roguelike · Bullet Hell

Star of Providence
Shared: Action · Action Roguelike · Bullet Hell

The Binding of Isaac: Rebirth
Shared: Roguelike · Action Roguelike · Indie

Rogue Legacy
Shared: Roguelike · Action · Action Roguelike

Magicraft
Shared: Action Roguelike · Roguelike · Bullet Hell

Noobs Want to Live
Shared: Action · Roguelike · Bullet Hell