InsTF — Instagram Follower & Unfollower Tracker — Privacy Policy
Last updated: 2026
InsTF — Instagram Follower & Unfollower Tracker is a browser extension by Vladyslav Verbytskyi (trading as Verblike) that lets you analyze followers to find who doesn't follow you back. It works on Instagram. This policy explains exactly what the extension accesses and where that data goes.
The short version
The extension runs in your browser but syncs some data to the service noted below in order to work. See “Data the extension accesses” for details.
Data the extension accesses
- Your followers/following lists and the account you sign in with — processed and stored by the InsTF service (listmore.info) so it can track changes over time.
Permissions and why they are needed
identity— Lets you sign in to the InsTF service to save and sync your follower analysis.activeTab— Reads follower/following data on the Instagram tab you have open.storage— Stores your settings and account link locally.unlimitedStorage— Keeps follower snapshots over time so it can show who unfollowed you.
Network access
https://www.instagram.com/*— Collects your follower/following lists in your own session.https://www.listmore.info/*— The InsTF backend that stores your account link and follower snapshots to power tracking across sessions.
Good to know
- Unlike our other tools, this extension syncs follower data to its backend service to provide tracking. Sign-in is required for those features.
Data sharing and selling
We do not sell your personal data, and we do not share the content you access through the extension with anyone.
Your rights & contact
You can request access to or deletion of any data associated with your purchase by emailing info@verblike.com. For the company-wide policy, see our general Privacy Policy.