Despite the fact that Spotify is essentially a streaming music service, its special standalone mode also qualifies it as a music download service. In this mode, you can download and listen to thousands of songs without having to connect to the Internet.
Gone are the days of Napster as a file sharing chibyke service (which was closed due to copyright infringement). Today's Napster is both a subscription based service and a à la carte music store. Choosing a subscription route gives you the opportunity to use Napster to search for music: you can listen to as many songs as you like, provided your subscription continues. You also get MP3 credits by signing up, which you can use to download MP3s.
eMusic is a subscription-based service that provides a library of more than 32 million independent works of music. The big plus of this subscription is that all songs do not contain DRM; You receive a certain amount (depending on the level of your subscription, the cost of which varies from free to $ 29.99) for downloading and storage each month.