Whatsapp is the best amazing app. It’s sharing some wonderful feelings and happiness it works only internet. the messages texting to another person in this app and we shares pics and videos and also having some excellent futures and stickers smilies we text it and we express love to this app.We only use one account in one mobile phone only we can’t use one account in two mobiles and this app having privacy’s.We use this application only in Android phone, iPhone, windows mobile, and Nokia. Thank you.