WhatsApp: A $19 billion bet for Facebook


Here are the details behind the popular messaging service that lets people send texts, photos and videos on their smartphones.


  • Year founded: 2009.
  • Company founders: Former Yahoo engineers Jan Koum (the current CEO) and Brian Acton.
  • Headquarters: Mountain View, Calif.
  • Number of employees: 55.


  • Download the app to phones running Android and iPhones, as well as BlackBerry, Windows and Nokia phones.
  • Messages are sent over the Internet, to individual people or groups.
  • One check mark next to a message means it's been delivered; two check marks means it's been seen.
  • Price users pay for one year of service: 99 cents.


  • Number of monthly WhatsApp users: 450 million.
  • Number of people who use Facebook's mobile products, including Facebook Messenger and Instagram every month: nearly 950 million.
  • Number of WhatsApp texts sent per day: 19 billion; texts received on the service per day: 34 billion.
  • Number of daily voice messages sent with WhatsApp: 200 million; daily video messages: 100 million; daily photos: 600 million.

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