It is now a web-based service costing $15 (?9.43) a month but, as yet, does not feature a mobile element.

It has over 1.6m tracks licensed so far as well as the lyrics to over 1m songs.

Users can stream unlimited music and also download tethered tracks that are accessible for as long as their subscription is active. These downloads can only be played, however, via Kazaa's Window Media Player plug-in.

It is currently at beta and restricted to the ...