Whatsapp is very excellent app and I m usong this app for many years, this app is never boaring and irritating, inspite it always save the money and time of ours.it has many amazing features that connect us closer to our family friends and relatives.it has many funny and emotional and occationally emojies and GIFs, which is very innovative and creative. You can easily express your feelings by this feature. It gives also transfer images and videos easily in some time.you can upload you profile picture and your about which is show to your contact list according to your privacy setting. If you dont want to show anyone you can hide it. There is also a feature of status in this app by which you can share your moments of enjoyment. There is also a writing status feature too by which you can write what comes in your mind. Privacy policy is very effective. You can change your number easily and deleting account is also a very easy process.you can also set Wallpaper as you like if its default or solid color or its from your gallary too.
In short I want to say that anyone can easily run this app in shorter period.This is my personal openion and I suggest all of you to use this app than other apps.hope it will help you
Thank you.