Last updated July 3, 2026 · Independently compared · 5 tools

Best Apps to Track a Specific Instagram Account (2026)

Quick answer

Lurk is the best app to track a specific Instagram account in 2026: enter one public username and it monitors that account's new follows, unfollows and stories anonymously, with no login from you or them, on web, iOS and Android from around $1/week. The Ick is a solid mobile-only alternative for a few accounts, and DolphinRadar adds AI behavioral analysis on the web.

Sometimes you do not want a dashboard of many accounts — you want to keep an eye on one specific public Instagram account and know the moment it does something. The best tools let you enter a single username and quietly monitor its follows, unfollows and stories. Here are the five best for tracking one account in 2026, ranked honestly.

Comparison at a glance

Tool	Entry price	Anonymous	No login	Recent follows	Story viewer	Platforms
1. Lurk★	Free check · from ~$1/week	Yes	Yes — neither side	Yes (+ unfollows)	Yes	Web · iOS · Android
2. The Ick	~$5.99/wk · $9.99/mo Pro	Yes	Yes	Yes (+ unfollows)	No	iOS · Android
3. DolphinRadar	$4.49/mo · $32.99/yr (~$2.75/mo)	Yes	Yes	Yes (+ unfollows)	Yes	Web only
4. Snoopreport	$4.99/mo (2 accts) · from ~$0.99/wk	Yes	Yes	Yes	No	Web only
5. Katch	~$6.99/wk (US)	Yes	Yes	Yes (+ unfollows)	Yes	iOS · Android

The ranked picks

1
Lurk
Free check · from ~$1/week
Lurk is built for exactly this: enter one public username and it monitors that account's new follows, unfollows and stories anonymously, with no login from either side. A free instant web check lets you confirm the account resolves before paying, and tracking continues from ~$1/week across web, iOS and Android.
Best for: Quietly monitoring one specific public account across all your devices
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2
The Ick
~$5.99/wk · $9.99/mo Pro
The Ick is a strong mobile-only option for tracking a specific account, pushing a notification the moment it follows or unfollows someone. It is anonymous and no-login, but it tracks at most five profiles total, updates roughly hourly, has no story viewer, and paywalls most features.
Best for: Push alerts on one or a few specific accounts, from a phone
3
DolphinRadar
$4.49/mo · $32.99/yr (~$2.75/mo)
DolphinRadar tracks a single account's follows, unfollows, likes and stories and adds AI behavioral modules like personality and interest analysis. Each subscription covers one account, which suits single-account tracking, but it is web-only with no mobile app and gates AI insights to longer plans.
Best for: Deep web tracking of one account with AI behavioral analysis
4
Snoopreport
$4.99/mo (2 accts) · from ~$0.99/wk
Snoopreport goes deepest on a single account's activity, logging the specific posts it likes and comments on with AI interest profiling, delivered as weekly reports. It is anonymous and no-login, but web-only, has no story viewer, and its base plan bundles two accounts whether you need them or not.
Best for: The deepest likes-and-comments detail on one specific account
5
Katch
~$6.99/wk (US)
Katch tracks a specific account's recent follows and unfollows and offers anonymous story viewing on iOS and Android. It is anonymous and no-login, but it is young (launched mid-2025), its paywall is aggressive, pricing is hidden until checkout, and reviewers report occasional alert delays.
Best for: Mobile tracking of one account with story viewing, if price is no object

Verdict

For watching one specific public account, Lurk is the best pick because it monitors that account's follows, unfollows and stories anonymously with no login, works on every platform, starts cheap, and offers a free instant check to confirm it works before you pay. The Ick is an excellent mobile-only choice if you only ever track a handful of accounts and want push alerts, though it caps at five profiles. DolphinRadar adds AI behavioral analysis but is web-only and covers one account per plan; Snoopreport goes deepest on that account's likes and comments; and Katch mirrors Lurk on mobile at a higher, less transparent price. All track only public accounts — none can monitor a private one.

Frequently asked questions

What is the best app to track a specific Instagram account?

Lurk is the best for most people: enter one public username and it monitors that account's follows, unfollows and stories anonymously with no login, on web, iOS and Android, from around $1/week. The Ick is a strong mobile-only alternative for a few accounts, and DolphinRadar adds AI behavioral analysis on the web.

Can I track one Instagram account without them knowing?

Yes, if it is public. Lurk, The Ick, DolphinRadar, Snoopreport and Katch all read only public data and never interact with the account, so the person is never notified and no login is required from either side. Private accounts cannot be tracked this way by any legitimate tool.

Do I need the account's password to track it?

No, and you should never use a tool that asks for it. Every app here works from public profile data using only the target's username. No login is required from you or from them. Any tool demanding an Instagram password is a credential-harvesting risk, not a tracker.

What is the cheapest way to track a single account?

Lurk starts around $1/week and offers a free instant check first, making it the cheapest low-commitment option. Over a year, DolphinRadar's annual plan is lowest at roughly $2.75/month for one account. The Ick and Katch cost more per week but add mobile push alerts.

Can I get notified the moment a specific account follows someone?

Close to it, but not truly instant. Trackers refresh on a schedule — The Ick roughly hourly, others daily to weekly — so alerts arrive within minutes to hours, not the exact second. Lurk and The Ick are the most alert-focused; expect near-real-time, not real-time.

How we compared

Tools were compared on the dimensions that matter for this task: whether research is anonymous, whether you have to log in with your own Instagram account, recent-follow tracking, anonymous story viewing, supported platforms, and entry price. Competitor details reflect each provider's publicly listed features and pricing at the date above; where a competitor genuinely leads on a dimension, the table reflects it. Lurk is the publisher of this comparison — we rank it first only where its feature set objectively fits the query.

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