Free analytics script checker
Free analytics script checker for GA4, Plausible, and DataFast
Check a public page for common analytics scripts and verify whether tracking tags are installed.
Analytics script checker FAQ
What analytics tools can this checker detect?
It checks page HTML for common DataFast, GA4, Google Tag Manager, Plausible, Fathom, PostHog, Matomo, Segment, Mixpanel, Heap, Hotjar, and Microsoft Clarity script patterns.
Can this detect server-side analytics?
No. The checker fetches public HTML, so it can only detect scripts and tags that appear in the page source.
Do I need an account to use it?
No. The analytics script checker is free and does not require DataFast signup.