What's wring – WhoUnfollow for Instagram - Find Who Unfollowed You (Unfollow Tracker) Review

I've been using this for a year it's was amazing but starting from the end of the 2013 until jan 2014 act crazy now is telling me forbidden and it's won't work I logout and do login again it's telling me the same thing ? either return my money or fix it
Review by Boo bear esraa on WhoUnfollow for Instagram - Find Who Unfollowed You (Unfollow Tracker).