Discovr is described as 'interactive map of the whole world of music. The app makes it easy to discover new music or explore the music you already love by finding similar artists and displaying artist info like biographies, videos, songs, and more' and is a Music Discovery service in the audio & music category. There are more than 100 alternatives to Discovr for a variety of platforms, including Online / Web-based, Android, iPhone, iPad and Android Tablet. The best alternative is Spotify, which is free. Other great apps like Discovr are Last.fm, SoundCloud, Deezer and Bandcamp.
Last.fm is a music community website that offers personalized internet radio, using a recommendation system called "Audioscrobbler" to build a detailed profile of users based on their music tastes and interests.
Deezer is an Internet-based music streaming service. It allows users to listen to music content from record labels including EMI, Sony, Universal Music Group, and Warner Music Group on various devices online or offline.
Pandora Radio is a free (ad-supported) internet radio founded in 2000. Using the Music Genome Project, over 400 attributes of songs are analyzed in order to personalize radio stations from music you like.