Games like Beat Blast
Games like Beat Blast include Enter the Gungeon, Vampire Survivors, The Binding of Isaac: Rebirth, The Binding of Isaac, and Geometry Dash. We matched them by the tags players give Beat Blast on Steam (Bullet Hell, Music, Difficult, Action Roguelike, and Dungeon Crawler): closest matches first, and among equally close ones the better-known games.

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

Vampire Survivors
Shared: Bullet Hell · Action Roguelike · Singleplayer

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

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

Geometry Dash
Shared: Music · Difficult · 2D

A Dance of Fire and Ice
Shared: Music · Difficult · Singleplayer

Just Shapes & Beats
Shared: Music · Bullet Hell · Difficult

Hades
Shared: Action Roguelike · Roguelike · Action

Megabonk
Shared: Action Roguelike · Bullet Hell · Roguelike

Dungreed
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Tiny Rogues
Shared: Bullet Hell · Action Roguelike · Difficult

Nuclear Throne
Shared: Action Roguelike · Bullet Hell · Difficult

Noita
Shared: Difficult · Roguelike · Dungeon Crawler

Brotato
Shared: Bullet Hell · Roguelike · Action Roguelike

Crypt of the NecroDancer
Shared: Roguelike · Dungeon Crawler · Difficult

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

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

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

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

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

Pathogenic
Shared: Bullet Hell · Roguelike · Action Roguelike

Hades II
Shared: Roguelike · Action · Action Roguelike

Rabbit and Steel
Shared: Bullet Hell · Action Roguelike · Difficult

Dead Estate
Shared: Action Roguelike · Bullet Hell · Difficult