The official 7digital Android SDK affords to integrate music charts, metadata, streams, and purchases into an Android application. 7digital is a service that offers over 30 million music tracks with curated recommendations. What author Ling Khor created to demonstrate how his project works, was the 7digital Android Buy Button. This sample allows users to buy a track without leaving the app. This is the project: https://github.com/7digital/7digital-android-buy-button-demo
Full API documentation available at: http://7digital.github.io/7digital-Android-SDK/apidocs/
Our API directory now includes 51 audio APIs. The newest is the Umano API. The most popular, in terms of mashups, is the SoundCloud API. We list 27 SoundCloud mashups. Below you'll find some more stats from the directory, including the entire list of audio APIs.