UTM Builder
Build a clean campaign URL for GA4. Required fields use a consistent lowercase style to help avoid fragmented reporting. Nothing is saved or sent anywhere.
Keep existing query parameters—they will be preserved.
Where the click originates.
One consistent name for one initiative.
Differentiate creative or placement.
Use for a paid keyword or audience.
Campaign URL
In GA4, use Session source / medium and Session campaign to review this traffic.
Google Ads note: if your Google Ads account is linked to GA4, use auto-tagging unless you have a specific reporting requirement for manual tags. Do not create competing naming conventions across teams.
Naming baseline: lowercase, words separated by underscores, one canonical value per platform and medium. Google’s UTM guidance · More free tools