It allows users to store up to 2GB (approximately 1,600 songs) of music from their own collection in the cloud to be accessed from web-enabled devices on-demand.

Having launched in June 2010 in the US, more than 1m users have already signed up to the service. It also has dedicated apps for the iPhone and Android.

MSpot CEO Daren Tsui said, "We're making it just as easy to listen to your own music collections as it is to turn on ...