Skype was founded in 2003 by Swedish entrepreneurs and later acquired by Microsoft. It allows free video and voice calls between users as well as sharing files and sending messages. It has over 663 million registered users.

2. "You wanna
chat?"
"Sure!"

3. History and Creator of Skype
 Founded by Swedish entrepreneurs
Niklas Zennström and Dane Janus on 2003
 Microsoft acquired all of the Skype
technologies with the purchase of 8.5
billion $
 The company was incorporated as a
division of Microsoft from 13 October 2011
 Skype has 663 million registered users
as of September 2011

4. Purpose of Skype
 Make free video and voice calls
 Send instant messages
 Share files with other Skype users
 Make low-cost
calls to landlines
and mobiles

5. REVENUE

7. Gtalk
 Google Founder is Sergey Brin, Larry Page
 On March 14, 2007, Google released the Google Talk Gadget
 Google Talk is an instant messaging service that provides both text and voice
communication.
 Google Talk is integrated into Gmail. Users can send instant messages to other
Gmail users

8. YAHOO MESSENGER
 Yahoo! Inc. was founded by Jerry Yang and David Filo
 Yahoo! Messenger was originally launched under the name Yahoo! Pager on March 9, 1998.
 Yahoo! Messenger is provided free of charge and can be downloaded and used with a generic
"Yahoo! ID" which also allows access to other Yahoo! Services.
 Yahoo! Messenger is an advertisement-supported instant messaging client and associated
protocol provided by Yahoo!
 Yahoo! added voicemail and file sending capabilities to their client. File-sharing of sizes up
to 2GB was added to Yahoo messenger.

9. APPLE FACE TIME
 Face Time is a video calling software application and related protocol developed
by Apple Inc.
 Face Time was announced by then Apple CEO Steve Jobs on June 7, 2010
 On February 24, 2011, Face Time left beta and was listed in the Mac App Store for
$0.99 (£0.69). Apple claims that it intended to provide the application free of charge
 FaceTime works by connecting an iPhone 4 or newer iPhone, a fourth generation
iPod touch, a second generation iPad or newer iPad, or a computer with Mac OS X to
another similar device

10. VERIBU
 Veribu was founded in 2009
 Veribu is an innovative web-based communication platform that allows its users to
engage in video chats, phone calls, and text messages.
 Veribu is referred to as a web-based multi-media communications utility platform.
 Open a web browser - any web browser. Veribu operates through any browser and
OS
 Communicate! Veribu makes it easier than ever to communicate with your friends in real-
time with voice, video, and text!