Marketing Tool

Tag & tracking detector

Find GTM, GA4, ad pixels, analytics scripts, duplicate IDs, and likely double-tagging — no API needed.

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Today’s tool allowance
  • Domains: 3 left of 3
  • Unique URLs: 10 left of 10
  • Runs: 10 left of 10

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Public pages only. We scan static HTML and visible script tags; we do not call Google, Meta, or other tracking APIs.

Tag and tracking detector

Marketing sites often load Google Tag Manager, GA4, Meta Pixel, LinkedIn Insight, and other trackers. This detector lists tags found in the HTML and highlights duplicate IDs or likely double-firing setups that inflate analytics and slow pages.

Why audit tracking tags

Duplicate containers create messy attribution, privacy risk, and extra JavaScript weight. A clean tag map also helps consent-mode and CMP rollouts. Run this when migrating GTM, adding paid media pixels, or investigating “traffic looks doubled” reports.

Recommended workflow

  • Inventory every container and pixel ID on key templates
  • Remove hard-coded tags that already live in GTM
  • Verify consent gates before firing ads tags
  • Re-check after each campaign launch

Frequently asked questions

Does this execute all third-party scripts?

It analyzes page markup for known patterns; dynamic late-injected tags may need a browser debug as well.

Is detecting a tag the same as verifying events?

No. Detection shows presence; event quality still needs GTM preview or analytics debug views.