I reviewed this app is very use full app for everyone. Everyone love WhatsApp becouse it gives very good facilities to its users. Every one can share his Audio, Video, Picture and text through WhatsApp. With all these features You can use WhatsApp on Audio and Video Calling also. It updates time to time.there are some good features has added recently. At this time it is very popular in India. It is very helpful in Official, Social and family life. You can share all you video audio and your picture very easly. Most of people are using this app different type of works. WhatsApp added very useful feature time to time. We can say it is necessary to everyone. I really Love it.