🍪 Tracker & Cookie Scanner
What Are Sites Tracking About You?
We scan your cookies, localStorage, privacy signals, and fingerprinting APIs to reveal how exposed your browser is to trackers - even with a VPN active.
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Tracking Cookies
Scans for known tracker cookies (Google Analytics, Facebook, Hotjar, etc.)
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Run the scan to check for tracking cookies.
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localStorage Tracking
Checks localStorage for tracking IDs that persist even after cookie deletion
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Run the scan to check localStorage for tracking data.
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Privacy Signals (DNT / GPC)
Checks if Do Not Track and Global Privacy Control signals are active
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Run the scan to check your privacy signal settings.
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Fingerprinting APIs
Checks which browser APIs are accessible to tracker scripts (Canvas, WebGL, Audio, etc.)
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Run the scan to check fingerprinting API availability.
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Storage API Surface
Checks localStorage, IndexedDB, Cache API - all used for persistent tracking
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Run the scan to check storage API accessibility.
How Trackers Follow You
Modern tracking goes far beyond simple cookies. Advertisers use a layered approach: cookies, localStorage IDs, IndexedDB records, and browser fingerprinting - so even if you clear cookies, they re-identify you via stored IDs or hardware signatures. A VPN hides your IP but does nothing to stop tracker cookies or fingerprinting.
How to Stop Trackers
- uBlock Origin: Best free ad & tracker blocker for Chrome & Firefox
- Brave Browser: Blocks trackers, fingerprinting, and ads natively
- Firefox + Total Cookie Protection: Isolates cookies per site
- Clear All Site Data regularly (not just cookies - also localStorage & IndexedDB)
- Enable GPC in Brave or via a browser extension