Facebook is the world's biggest social network for now & their app gives you best experiance on sharing your thought, photos, videos & more you can do with it. Online social networking is available in many sites for the users by the increasing demand for them. Online applications are increasing day by day by the easy and fast way of communicating people. Many websites are available to enhance communication and sharing of ideas and photos with your friends, relatives and the people you know. One of the available resources of online social networking is the facebook which provides the communication and sharing more easily with your friends. It was just started in 2004 in the month of February and it gains more than billions of customer of its own. It is very easy to become the user of this website. Just simple registration of this site has to be done to use this site. Users can able to make many groups for their friends, relatives or any other of their interest. This website makes groups of school friends, college friends and many groups. This is ranked as the most used active website of many of the users by the strong social media created between users. Actually it was started by the college student to communicate with his friends which is further developed into the form of social online platform for many users. By easy installation of this app into your mobile and registering your name in the site you can easily create a group of choice or you can join with any other groups by accepting their invitation. Becoming friends by this site is very easy by simple sending of invitation to the people of your interest. You can see many people and their personal profile in this site which are given by the users already. Not only communication with your present friends, with this site you can able to find your lost friends or relatives which you have lost communication with them for a long time. With facebook app you can use there features as well on mobile device. You can try the app now, Download the Facebook app here for your Android smartphone.