Especially if it had Milkdrop Visualizer.

I wouldn’t be suprised if there’s a ProjectM port. It’s in Debian.

checks

Yup. Not on F-Droid, though.

play.google.com/store/apps/details?id=com.psperl.…

github.com/projectM-visualizer/projectm

projectM is an open-source project that reimplements the esteemed Winamp Milkdrop by Geiss in a more modern, cross-platform reusable library.