The New WhatsApp Material Design Interface.

WhatsApp officially just came up with an
update few hours ago for all android users with new material design.

There are no new features in this update, but the Material Design refresh brings bold, colorful user interface throughout the app along with new animations, icons and more.

How to Activate WhatsApp Call for Real

To fulfil my promise of updating you about whatsapp call, it's now for real, infact I have tested it OK;
Now you can call with whatsapp ditching the wastage of your actual phone credit, and the most interesting part is that it uses very minimal data