It can show you who unfollowed you, allowing you to quickly unfollow them back! Features: -Track New UnFollowers -Track New Followers -Track Followers you don’t Follow Back -Track Users you Follow that Don’t Follow You -Follow and UnFollow anyone quickly with a single touch (Paid Version Only) No longer will you ask yourself: "Who Unfollowed me on Twitter?" Now’s your chance to find all of those pesky UnFollowers, download Tweet Sponge now!