If you are actually looking for professional audio mastering tools for your device, avoid "IPA" files from third-party sites and use official stores:
: A high-end professional music creation and editing suite. If you are actually looking for professional audio
: There are several reputable mastering-specific tools available on the Apple App Store that are safe and verified. use the official Apple Music app.
: For general music listening and offline downloads, use the official Apple Music app. If you are actually looking for professional audio