Napster

The Napster ++ on Panda Helper is the hacked version. Here are the guides of it. We can learn what Napster is from the categories. And we can also learn how to download Napster ++ without jailbreak from Panda Helper.
In addition, there are detailed tutorial on how to use Napster. And the differences between Napster and Spotify. If you have more doubts on the app, you can refer to the Napster FAQs.