Love to use this app, most accurate and on—time chatting app! Sending Documents, Locations, pictures, videos, music etc. Become so easy with whatsapp and uses less data too! the calling feature is too good.You can voice talk with anyone on whatsapp absolutely free! Its the most used chatting apps, my every friend and family memver is using it. I recommend whatsapp to everyone! Lighter, Efficient, valuable, Reliable, INCREDIBLY AWESOME!