Move over FaceTime — there’s a new video-chat app in town. 

WhatsApp is expanding its service to include video calling, and with its already huge user base, it is bound to make its mark on the sector. But what makes WhatsApp’s service stand out?

In IT Blogwatch, we make the call. 

So what is going on? Steven Musil gives us the background:

FaceTime and Skype have a new rival in the video-chat market: WhatsApp.
…
The maker of the hugely popular messaging and voice app said…it will…add the ability to place free video calls from within the app. The feature…is expected to be available in the coming days [and] will allow the app’s…users to speak face to face with friends and family, regardless of whether they are using Android, iPhone and Windows devices…The Facebook-owned app reached a milestone in February when it announced it had reached the 1 billion users mark.

And how exactly does it work? David Steele has the details:

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