Browser-onlyLiveMarketing Tools
GA4 UTM Builder
Build consistent campaign tracking links for GA4.
Privacy note. Runs in your browser. URLs are generated client-side and never sent to a server.
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Frequently asked questions
utm_source, utm_medium, utm_campaign, utm_term, and utm_content. Source, medium, and campaign are required for GA4 to attribute traffic correctly.
A URL without a protocol is treated as a relative path by most browsers and will not work as a campaign link. The warning prompts you to add http:// or https://.
Last updated 2026-05-31.