WhatsApp Plan to Introduce Voice Call Service

WhatsApp is the world No 1 mobile messaging Service. After Facebook bought WhatsApp. They announced new features in WhatsApp. That is Voice Call Service in WhatsApp. Yes guys now WhatsApp announced Free Calling Service all over the World. But, this will be under construction.

I think it will be added on after June. Facebook says his next target is reach 1 billion users in WhatsApp.