Skype lets you make Internet-based VoIP (voice over Internet protocol) phone calls for free to anyone in the world who also uses Skype on their device. Also you will able to make inexpensive calls from your device to landlines and cell phones worldwide.
Skype uses P2P (peer-to-peer) technology to connect you to other users - not to share files this time, but to talk and chat with your friends. The technology is extremely advanced - but super simple to use... You'll be making free phone calls to your friends in no time!
It's also an instant messenger as well, because has integrated chat. Skype is the simplest way to save money on your phone bill. It does more than phone calls. The app also lets you video chat and text chat as well, and send SMS messages.
Skype also features the integration with your browser. You can call any phone number you see on a Web site with one click. It will automatically recognize your headset, microphone and speakers, so you don't need to worry about configuration.
Code:
https://support.skype.com/en/skype/all/start/release-notes/
