Not working
Despite buying all the in-app options, its not working since its last update and not showing who unfollowed you. It became useless, all the cool features are gone and youre left with the same resources you can view on the original Instagram app.
MAAV84 about
InsTrack for Instagram - The Most Powerful InstaFollow Tool for Tracking Instgram Followers, Unfollowers, Best Friends, Ghost Users Plus More, v2.3.6