UnfollowCheck: Profile Viewer

UnfollowCheck is a follower analytics tool that helps you understand your audience, discover profile insights, and monitor changes. See who unfollowed you instantly, view any public profile's follower activity, and benefit from automatic weekly checks and a watchlist for up to 3 profiles. All data is processed locally on your device, with no password or login required.

Upload your data file to see who unfollowed you, who doesn't follow you back, new followers, and more. Works for both public and private profiles; weekly checks push notifications when changes are detected. Enter any public username to view profile activity over time and stay updated with watchlist alerts."