Im using whatsapp application, its good application and it connect the people with chat and video and audio calling available. Im using past 5 years, I have groups enjoying with friend in the group post our memory and sharing photos thought and sharing our felling with friends on whatsapp we are enjoy and connect with them happy. And in whatsapp group we share collage information and exam material all the things we share on whatsapp application. We share more information in whatsapp. Its good application for me. To share the valuable information to the valuable friends. Its helpfull for me its better to use.