Talking about the greatest app of all time surely whatsapp secure top place in that list. whatsapp taught us the real meaning of connectivity. since the time it has been launched several improvements have been made so as the need of the time. talking about its app design, its user interface, its working, its popularity, its features everywhere its 10 on 10.
Only at the time of heavy traffic when so many people tie up to this at a time that only time rarely we have seen its delayed working. its interface is so well designed that even with a 2G network it performs very well. along with chat voice calling feature makes it a complelte social networking app. lovely app.you know how important this has been in your life and how it become a nessesary app for us.