Whatsapp is very nice and mostly used app for chatting, it gives us superb speed infact in low data speed, Whatsapp have amazing features like chat, share image, vedio shareing, audio and video calling, group making, broadcast list and many more feature, it is very nice app.
Its layout and design is super, easily understandable for every people, thats why every people who have smart phone use whatsapp,
It is very useful as we share doc file pdf, jpg and all so it is useful for everh person for news sharing, for education purpose and chatting connect people, we make group also where many people can see a single sms. And we can make broadcast list so share sinvle sms to multiple person.