Skype
Skype is a proprietary telecommunications application that specializes in providing video chat and voice calls between computers, tablets, mobile devices, the Xbox One console, and smartwatches over the Internet. Skype also provides instant messaging services. Users may transmit text, video, audio and images. Skype allows video conference calls. At the end of 2010, there were over 660 million worldwide users, with over 300 million estimated active each month as of August 2015. At one point in February 2012, there were 34 million users concurrently online on Skype. In March 2020, Skype was used by 100 million people on a monthly basis and by 40 million people on a daily basis, which was a 70% increase in the number of daily users from the previous month, due to the COVID-19 pandemic.