IGKicker
Track who follows you back over time. Your ZIP is read inside this browser; only usernames and follow dates are saved.
Add an Instagram export
Instagram → Your activity → Download your information → Followers and following, format JSON. Each export you add becomes a snapshot.
Open an account
Load the history of an account you already uploaded.
Since your last export
Over time
Snapshots
Uploading another export with the same date replaces that snapshot.
Delete data
Removes every snapshot, note and tag stored for this account. This cannot be undone.