Games like Endless Void: Idle Tower Defence
Games like Endless Void: Idle Tower Defence include Megabonk, Vampire Survivors, Rogue: Genesia, Astro Prospector, and BALL x PIT. We matched them by the tags players give Endless Void: Idle Tower Defence on Steam (Bullet Hell, Bullet Heaven, Idler, Incremental, and Roguelite): closest matches first, and among equally close ones the better-known games.

Megabonk
Shared: Bullet Heaven · Bullet Hell · Roguelite

Vampire Survivors
Shared: Bullet Hell · Roguelite · 2D

Rogue: Genesia
Shared: Bullet Hell · Bullet Heaven · Roguelite

Astro Prospector
Shared: Incremental · Bullet Hell · Roguelite

BALL x PIT
Shared: Bullet Hell · Roguelite · Arcade

Brotato
Shared: Bullet Hell · Bullet Heaven · Roguelike

Nova Drift
Shared: Bullet Hell · Roguelite · Bullet Heaven

Deep Rock Galactic: Survivor
Shared: Bullet Heaven · Bullet Hell · Roguelite

Halls of Torment
Shared: Bullet Hell · Roguelite · Bullet Heaven

Soulstone Survivors
Shared: Bullet Heaven · Bullet Hell · Roguelite

Bills Must Be Paid
Shared: Incremental · Roguelite · Idler

Death Must Die
Shared: Bullet Hell · Roguelite · Bullet Heaven

Sir, We Have an Orc Problem
Shared: Incremental · Tower Defense · Roguelite

Void Miner – Incremental Asteroids Roguelite
Shared: Bullet Hell · Incremental · Roguelite

The Spell Brigade
Shared: Bullet Heaven · Bullet Hell · Roguelite

Nodebuster
Shared: Incremental · Idler · Strategy

Heretic's Fork
Shared: Bullet Heaven · Tower Defense · Roguelite

Nordic Ashes: Survivors of Ragnarok
Shared: Bullet Heaven · Bullet Hell · Roguelite

Tower of Babel: Survivors of Chaos
Shared: Bullet Heaven · Bullet Hell · Roguelite

Boneraiser Minions
Shared: Bullet Hell · Roguelite · Bullet Heaven

(the) Gnorp Apologue
Shared: Idler · Incremental · Roguelite

Necrosmith
Shared: Bullet Hell · Roguelite · Tower Defense

Cookie Clicker
Shared: Idler · Incremental · Casual

Shelldiver
Shared: Incremental · Idler · Arcade