Vodafone has added to its services portfolio with the acquisition of ZYB, a mobile backup service provider out of Denmark. ZYB, which will become part of Vodafone's Internet Services Division, also offers mobile social networking services, Cellular-news reports.

The world's leading wireless operator said in a statement that it bought ZYB to further its strategy of creating new revenue streams around broadband, mobile advertising and online services that integrate the user's mobile and PC experience.

Vodafone paid roughly $48.8 million for ZYB.