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UTM builder (campaign tracking URLs)

Build tracking URLs for GA4 and Naver Analytics from source, medium, and campaign values. Automatic Korean encoding, format normalization, and validation. Free.

Website URL *

Source utm_source *

Traffic source. e.g. naver, google, instagram

Medium utm_medium *

Ad type. e.g., cpc, social, email, banner

Campaign utm_campaign *

Campaign name. e.g. 2026_summer_sale, spring_launch

Optional fields (keyword · content · campaign ID)

Keyword utm_term

Search ad keyword (paid search).

Content utm_content

For A/B testing and creative identification.

Campaign ID utm_id

ID for GA4 campaign reporting (optional).

Convert all to lowercase Spaces to underscore (_)

Generated tracking URL

What is UTM? — Marketing performance tracking links

UTM parameters are appended to a URL so you can analyze in GA4, Naver Analytics, and more where and which ad a visitor came from.
Consistency is key. Since Naver and naver are counted as different channels, standardize your lowercase and naming rules (the option above applies this automatically).
Korean values (campaign names, etc.) are automatically URL-encoded so they work safely anywhere.
Your input is never sent and is processed only in your browser. Recent URLs are stored only on this device.

UTM builder (campaign tracking URLs)

Recently created URLs

What is UTM? — Marketing performance tracking links

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