Spotify to offer 'free' mobile service to Android and iOS

Spotify is to extend its "free" ad-supported music service to mobile devices. Smartphone users will be able to build playlists of songs and then hear them played back in a random order. Tablet users will have more control, letting them select specific tracks. via Pocket http://www.bbc.co.uk/news/technology-25338591#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa