Through a new 'devices' tool in the Spotify client sidebar, users can now manage the music on their iPod, iPhone or Android phone via the player (rather than via iTunes), syncing all their downloads.

The updated software will scan a user's digital music collection into the Spotify player.

iPhones and Android phones sync wirelessly and the company said it had decided to focus on the most popular music devices, rather than integrating every MP3 player.

This in itself was significant ...