Instagram Followers Tracker.
Know who stays and who leaves.
Track who follows you, who unfollowed you, and your follower history over time — automatically, every week. Run a free scan on any profile below. No password, no login.
248,310 profiles tracked this month
Your followers, fully decoded
Who unfollowed you
Get a push notification with the @username of anyone who leaves — plus a running list you can open any time.
Who's new
Every new follower, surfaced automatically so you can see exactly who joined and when.
Who doesn't follow back
Spot the accounts you follow that never followed you back — the full non-mutual list in one tap.
Ghost followers
Identify non-engaging and bot-like followers so you understand your real, active audience.
Follower history
See your growth and drops week by week — which posts gained followers, and which cost you some.
Track other profiles
Add up to 3 public accounts to your watchlist and track their followers daily, anonymously.
Set it once. It tracks forever. 🔁
Add your @username
Download the app and enter your public handle — no password, no login.
We check for changes
Public accounts under 10k are scanned automatically every week. Private or larger accounts use a quick manual check — upload your Instagram data file and we compare it instantly.
You get the changes
A notification the moment a scan finds new followers, unfollowers, or non-mutuals.
Why a followers tracker beats checking by hand
Instagram tells you your follower count, but never the story behind it. You can watch the number tick up and down all day and still have no idea who actually left, who joined, or which of the people you follow never followed you back. Scrolling your own follower list to work it out is hopeless once you're past a few hundred — the list reorders constantly and Instagram gives you no “what changed” view at all.
That gap is exactly what an Instagram followers tracker fills. UnfollowCheck keeps a record of your follower list and compares it on a schedule, so instead of a meaningless number you get the names: every new follower, every unfollow, and a clean list of accounts that don't follow you back. It's the difference between knowing your follower count dropped by three, and knowing it was your ex, a brand you outgrew, and one bot.
Track followers without handing over your password
Most “follower tracker” tools ask you to log in with Instagram — and that's where accounts get banned, shadowbanned, or hijacked. UnfollowCheck works from your public follower data and never asks for your password. There is nothing for anyone to steal and no login for Instagram to flag. It's why 120,000+ people trust it to watch their followers, and it's the single biggest reason we built the app the way we did. If you want the deeper version of this, see how the spy app works.
Follower history: see the trend, not just the moment
A single follower count is a snapshot. Real insight comes from the trend. Because UnfollowCheck stores each weekly scan, you build a follower history you can actually read — the week a reel sent your growth up, the week a controversial post cost you followers, the slow bleed of ghost followers that were never really there. Patterns you'd never catch from the live number become obvious once you can see them side by side.
Track your own account — or anyone's
The tracker works two ways. For your own account, it's Unfollow Alerts: weekly scans, instant notifications, the full non-follow-back list. For anyone else, it's the Spy Watchlist: add up to 3 public profiles and get a daily report of their new followers and who they just followed — all anonymous, and all without a password. Whether you're protecting your own audience or keeping an eye on someone else's, it's the same promise: real names, real changes, zero risk to your account.
Not all follower trackers are safe
| Feature | 😬 Other trackers |  UnfollowCheck |
|---|---|---|
| Asks for your Instagram password | Usually | Never |
| Unfollow push notifications | Rare | Instant |
| Follower history over time | No | Week by week |
| Track other profiles too | No | Up to 3 |
| Risk of ban or shadowban | High | Zero |
Compared to specific tools: vs FollowMeter →best followers apps →
Follower tracking, answered
How does an Instagram followers tracker work?
UnfollowCheck takes a snapshot of your follower list, then compares each new snapshot to the last to tell you exactly who's new, who unfollowed you, and who never followed you back. For public accounts under 10,000 followers this runs automatically every week. Private accounts and larger accounts use a quick manual check instead — see the question below.
What if my account is private or has over 10,000 followers?
Then you use the manual check, which works for every account. You download your Instagram data file (Instagram provides it from your settings) and upload it in the UnfollowCheck app — we instantly compare it against your previous list and show who unfollowed you. Automatic weekly tracking is reserved for public accounts under 10,000 followers; the manual check covers everyone else with the same result.
Can I track my Instagram followers without my password?
Yes. UnfollowCheck never asks for your Instagram password. You add your public @username once, and tracking runs from public data — so there's zero risk of your account being banned, hacked, or shadowbanned.
Will I get notified when someone unfollows me?
Yes. Every weekly scan that detects a change sends you a push notification with the @username of anyone who unfollowed you, plus a running 'doesn't follow you back' list you can open any time.
Does the followers tracker keep a history over time?
Yes. UnfollowCheck stores each scan so you can see your follower history — your growth and drops week by week — rather than just a single moment. That makes it easy to spot which posts gained followers and which cost you some.
Can I track followers for an account that isn't mine?
Yes — that's the Spy Watchlist. Add up to 3 public profiles and get a daily report of their new followers and who they just followed, completely anonymously. They never see that you're watching.
What are ghost followers, and can the tracker find them?
Ghost followers are accounts that follow you but never like, comment, or view — often bots or inactive accounts. UnfollowCheck helps you spot non-engaging and non-mutual followers so you can understand your real, active audience.
Is there a free Instagram follower tracker, or does it cost money?
You can run a free scan right here to see a profile's live follower and following counts plus recent activity. Ongoing weekly tracking, unfollow alerts, follower history, and the watchlist live in the UnfollowCheck iOS app.
How accurate is the follower tracking?
Tracking reads directly from Instagram's public follower data at each scan, so it reflects exactly what Instagram shows. Because checks run on a schedule rather than in real time, an unfollow appears at the next scan rather than the instant it happens.
Track every follower. Miss nothing.
Get weekly tracking, unfollow alerts, follower history, and a 3-profile watchlist in the UnfollowCheck iOS app. Never asks for your password.