Skype differs from other VoIP-systems by several factors:
Skype is very popular. During the first week in August of 2003, more than 60 thousand people downloaded the Skype-client. Today, Skype is available for the following operating systems: MS Windows, MacOS, IoS, PocketPC, Android and Linux.
Abbeynet is a leading European company focused on state-of-the-art VoIP technologies based on the SIP standard, including integration between fixed and mobile networks in an all-IP context and web-based VoIP service architectures.