Now a days most of the peoples use WhatsApp .I too use WhatsApp for calling and chatting.Whatsapp has made life much easy to connect with other easily and it’s profitable.i am using WhatsApp it’s really very good and easy that others application .My business all runs through WhatsApp to give any offers to all my friends I just send through WhatsApp and all of my friends get alert at a time.I recommend to try it once.Its best than others.