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.
Orbtalk are a leading Voice over IP provider based in the UK. With a large customer portfolio based throughout the UK and worldwide, Orbtalk aim to provide the right telephony solution for your business.