Write and send messages to your friends and contacts from your iPhone.
WhatsApp users can now message each other using their computers, in addition to using the mobile app.
The popular messaging app appears to have switched on its promised voice calling feature, with some users reporting the functionality appearing in the latest app build.
Tired of only being able to access your WhatsApp conversations on your phone? Start using WhatsApp Web.
The popular chat service makes its way to desktop and laptop computers, but those who use it through an iPhone will have to wait.
One of the world's most popular mobile messaging services continues growth three months after Facebook acquisition.
Aimed at people in West Africa, the BBC will use the popular messaging app to provide updates about the spread of Ebola.
The closing of the deal follows last week's regulatory approval from the European Commission.
With FTC approval granted in April, the approval in Europe means the deal should finally wrap up soon.
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.