Google Play Music provides free radio to soundtrack whatever it is that you are doing or how you're feeling at that very moment. With this app, you can instantly start radio stations based on your favorite songs, artists, or albums. Users can even browse by genre, mood, activity, decade, and more.

Disclaimer: Google Play Music is no longer available as it has been replaced by YouTube Music.

What are the key features of Google Play Music?

Free: On the free subscription of Google Play Music you will have access to radio curated by music experts; the ability to store up to 50,000 songs from your own music collection; and +recommendations based on your taste so that you can discover new music that you like.
Music everywhere: The ability to bring your own music collection with you on the go is perhaps the greatest advantage of Google Play Music. Upload your own songs, and then listen to them across Android and the web, all for free.
Podcasts:Podcasts are contemporary radio chat shows. If you are trying to keep updated on your favorite interviewers and worldwide updated, be sure to browse through the podcast section of Google Play Music.
Recommendations: If you get bored of listening to the same artists all the time and are looking for some inspiration or that new artist that is going to blow you away, why not let Google Play Music guide you through their recommendations that they've gathered based on what artists and genres you are already listening to.
Subscription: For those who subscribe, they will gain access to a family plan that allows up to six family members to enjoy Google Play Music; on-demand access to over 35 million songs; YouTube Premium membership; the ability to download music to their device; and ad-free listening.