Free UTM Link Builder
Add UTM tags to see in GA4 which post or campaign brought visitors. Fill in the fields and copy the link. Data stays in your browser.
Frequently asked questions
Do UTMs hurt SEO?
Not when used on external links. Don’t use UTMs on internal links – they break session data.
Does case matter?
Yes, GA4 treats “Instagram” and “instagram” separately. The tool lowercases values.
