Rdio, the latest new music streaming service, is being offered to every citizens of US and Canada.

The earlier version has been offered by an invitation via the beta version, and service is being offered via both the Windows-based PCs and Mac computers, as stated by the developers Janus Friis and Niklas Zennström, who are also the co-founders of Skype and Kaazaa.

The duo has added that there are a few of the applications that are being used on Apple iOS platforms, Google's Android OS and RIM's BlackBerry OS, enabling users to avail the services from their smartphones.

Rdio combines the major social networking platforms, offering users to make use of others' playlist or might as well offer suggestions of music based services to friends and peers as per their profile listings.

The service will be coming in the form of an unlimited music library that is offered for a standard monthly fee of $9.99, permitting users in easy streaming of music offered from smartphones and at the same time easy transferring of songs.

The interested ones can avail the services from their desktops and laptop after paying an amount of $4.99.