I guess they mean WhatsApp (http://whatsapp.com/). Not sure you're going to get a lot of fun with it if it is not widely used around you but it is a behemoth in many countries.
I guess they mean WhatsApp (http://whatsapp.com/). Not sure you're going to get a lot of fun with it if it is not widely used around you but it is a behemoth in many countries.