Skype is a communications platform that allows users to interact either by voice calls, video calls or text messaging.
Users can also send files and other attachments and share their desktop screen with other Skype users so they see one’s screen.
The application is written in Delphi, C and C++ and runs on all the major operating systems including Windows, Macintosh, Linux, Android, iOS, Windows Phone, BlackBerry, Nokia X, Fire OS, Xbox One, Viera Smart TV , PlayStation Vita and PlayStation Portable.