LooM is a client application for the hearthis.at music community.
There you can listen to music, dj mixtapes, radio podcasts available from all over the world. Some tracks are also marked for download so that you can listen to these tracks if you dont't have a internet connection.
"hearthis.at" is a music community similar to soundcloud. You can find much free music, dj sets, mixtapes, podcasts and other music with different styles.
The application uses the hearthis.at API and is not provided by hearthis itself.
It is possible to download music, create your own sets with your custom tracks and to play offline tracks.