This app is fully fake app because I tried this app and after one week no work is there to do by which only you can waste you time on this app, there are some same apps also in google market so I give you hint which apps you should try
watch my channel akhilesh pandey on youtube or search video with name-
1) whaff rewards and hacks/trick
2)Grab Points Hack 100% 10000 point instantly use this trick
and try also.