

įirst released in August 2003, Skype was created by the Swede Niklas Zennström and the Dane Janus Friis, in cooperation with Ahti Heinla, Priit Kasesalu, and Jaan Tallinn, Estonians who developed the backend that was also used in the music-sharing application Kazaa. At one point in February 2012, there were thirty four million users concurrently online on Skype. At the end of 2010, there were over 660 million worldwide users, with over 300 million estimated active each month as of August 2015. Much of the service is free, but Skype Credit or a subscription is required to call a landline or a mobile phone number. Skype is available for Microsoft Windows, Macintosh, or Linux, as well as Android, Blackberry, and both Apple and Windows smartphones and tablets. Skype allows the creation of video conference calls. Users may exchange such digital documents as images, text, video and any others, and may transmit both text and video messages. Skype ( / ˈ s k aɪ p/) is an application that provides video chat and voice call services.

Videoconferencing, VoIP and Instant messaging
DOES RETROSHARE SUPPORT ANDROID PORTABLE
Windows, Macintosh, Linux, Android, iOS, Windows Phone, BlackBerry, Nokia X, Fire OS, Xbox One, Viera Smart TV, PlayStation Vita and PlayStation Portable
