Write and send messages to your friends and contacts from your iPhone.
Though you only get a few extra useful features, WhatsApp Messenger is an excellent choice for sending free texts across platforms, even internationally.
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In the six months since Facebook announced it was buying the messaging app, the service's monthly active user base has grown by 150 million.
As the acquisition draws to a close, co-founder says company is most concerned with growing its user base and engagement and would be happy to just break even.
Facebook wants European competition watchdogs to investigate its $19 billion acquisition of WhatsApp in a bid to head off future antitrust problems.
Calling the Facebook CEO (and new owner of WhatsApp) an “American Zionist,” an Iranian censor blocks the popular messaging app.
India appears to be one of the fastest growing market for the messaging app with over 4 million active users joining every month.
Adding 50 million active users in two months time, the messaging app is well on its way to reaching a billion people, just as Mark Zuckerberg anticipated.
New translation requests picked up by Windows Phone Central show that voice calling could be just around the bend.
WhatsApp has hit a record high for messages sent and received in 24 hours, beating even New Year's Eve.
The messaging app's leader promises once again that nothing will change once Facebook takes over.