Freezer is a program which enables you to download songs from popular music streaming Web sites like Deezer, Jiwa or Imeem. You just have to turn your browser proxy on localhost and port 8800. Then launch Freezer, it will automatically detect music played in those sites, and then save it in mp3 without any quality loss. You have barely nothing to do, even the conversation in mp3 is automated. You can download as many songs as you want in the same time, without limitation. When you have finished using it, turn your proxy off.