Modified apps are used to access premium features without paying for them. Mod APKs enables users to listen to their favourite music and podcasts without ads.
Still working on my end, but don't know for how long, if they kill it, it might be the time I pass to tidal or say fuck it and just start using again my old mp3 player app
SpotEevee on iOS, can confirm that it still works.
Edit: the article finally loaded and saw that they’re fighting APKs. Good luck to them but iirc so far no developer was able to defeat piracy on Android.