Whatsapp is the only messanging app that is used by many people.There are approximately 1.5 billion whatsapp users worldwide.It is an amazing app that provides voice messages and can even work on 2G network.Now, from the last years whatsapp is providing with free video calls which is truly amazing.I am using whatsapp from the last four years and I really satisfied with their service and hope everyone finds the same.Introducing video calls in whatsapp is a truly a turning point in the app.Through video calls u can chat with your loved ones face to face and is really great.