It sounds like you're asking for a review of — likely referring to the period when Apple Music had iOS app installer (IPA) files as exclusive downloads or features (e.g., a special version of the app only available via a certain IPA, or music exclusives requiring a specific app build).
Websites offering these "exclusive" files often promise a suite of unlocked capabilities that are normally gated behind a $10.99/month paywall: apple music ipa exclusive
Because Apple Music is a , its core premium features—like cloud library syncing and offline downloads—cannot be "unlocked" through a modified IPA file. Unlike client-sided apps like Spotify, which have popular "tweaked" IPAs (e.g., EeveeSpotify), Apple Music requires a verified server-side subscription to function. Unlocking the Vault: The Truth About "Apple Music