Microsoft Groove!

Groove brings you all the music you love, every way you want it. Add your MP3s to OneDrive and play them wherever you go Download playlists, albums, and songs from OneDrive to enjoy your favorites even when youre off the grid See at a glance whats available where (online, offline, both) Add songs, albums, and playlists to your Groove music collection and access them from your phone, Xbox, PC, tablet, and the web