Poweramp Equalizer builds 886-893
https://play.google.com/apps/testing/com.maxmpz.equalizer
Poweramp Equalizer is an advanced audio processing app based on Poweramp player with many features and options from the original app
Admin Notes / FAQs : Poweramp Equalizer ONLY works on Android 9+ (Android 10+ recommended) as it requires features that were only recently added to Android. Support for external equaliser access needs to have already been implemented by the external audio-playing app - and even if an app supports e
Poweramp player is specifically ignored by the Equalizer app as both DVC implementations will conflict. It’s still technically possible, but Poweramp Equalizer is focused on 3rd party players - Spotify, Deezer, GPM/YTM, etc.
Poweramp itself has enough (or even more:-) ) equalization and DSP, and some Equalizer features will be ported back to player (for example, configurable number of bands).