Yes, AstroDX is free to download on the Apple App Store.

AstroDX was developed by Kumoumi Interactive. Their website is https://apps.apple.com/us/developer/kumoumi-interactive/id1843391536?uo=2.

AstroDX: Pricing, Rankings & Reviews (iOS)

Name: AstroDX
Availability: InStock
Author: Kumoumi Interactive

Rankings

Category	Collection	Rank	Date
GAMES_MUSIC	top-free	#50	2026-03-12

A community-driven rhythm game

Yes, AstroDX is free to download.