WhatsApp is the famous app that most of us use for messaging, it saved us money buy using the internet to communicate instead of paying $150 a year or so just for texting.
WhatsApp Inc. was founded in 2009 by Americans Brian Acton and Jan Koum.
Now after more than 190 million monthly active users (As of November 10, 2013), and 400 million photos shared each day Facebook noticed its growth, and of course BOUGHT it.
Smart move Facebook.
And now the ultimate question is how will Facebook ruin it, right?
Facebook promised NO ADS, but I think they'll find away to make money, wont they?
This is the creator of Whatsapp: Jan Koum.
Sources:
Wikipidia