Android app similar Instagram,Facebook

Android app similar Instagram,Facebook. There have 4 tabs in my app (home, event, chat , profile). 1) home tab - like facebook or instagram wall to display news feed ,image or videos 2) event tab- specific event in specific period, example: random chatting event open registraion in 5 nov 2015 until 7 nov 2015. Then, 8 nov 2015 will start the event and those people who had registration to join the event can enjoy it. 3) chat - chatting with your friends and matching chat(like paktor app), match likes only can chat with others 4)profile - maintain yourself image , information, videos