Skype Communications SARL is an internet communication software provider based in Luxemburg. Established in 2003, the company provides video calling and instant messaging services for both personal and corporate use. It provides video calling service, phone calling service (for phone, PC and laptop, TV and landline), group chat service and instant messaging service. It is compatible with iPhone operating system, android, windows operating system, Apple Macintosh operating systems, linux
and blackberry operating system. It is primarily a freeware software but is also available in premium, subscription and credit versions. It had 1.8 billion hours of video calls in the year 2011.
It operates as a division of Microsoft Corp.