WhatsApp is going to bring in-app calling to Windows Phone

WhatsApp recently rolled out a big update to its Android application which allows users to make calls to one another using the app. iPhone users are “just weeks away” from having the feature enabled, but the messaging service is working with the fenced-in environment that is iOS.



Unlike other major applications, WhatsApp has made itself available across all the major platforms, including Windows Phone, Symbian, BlackBerry, and S40.



In addition to all that work, the company remains adamant about not selling ads, which gives the user an uncluttered and consistent experience. The first ...