The problem
Klaviyo captures signups but not which ad, campaign, or channel drove the visitor to your site.
How to set it up
SourceTag populates hidden fields in Klaviyo embedded forms and popups. Attribution data flows into Klaviyo contact properties for segmentation and reporting.
Install SourceTag
Add the script tag to your site.
Add hidden fields to Klaviyo forms
Add custom properties as hidden fields in your Klaviyo form builder.
View in Klaviyo
Attribution data appears as contact properties. Use them for segments and flows.
Frequently asked questions
Yes. SourceTag works with Klaviyo to capture UTM parameters, click IDs, referrer data, and more in your form submissions.
You need to add hidden fields to your forms for the SourceTag data. The script then populates those fields automatically when a visitor submits.
Most users are up and running in under 10 minutes. Install the script, add hidden fields, and test.
Channel, source, campaign, keyword, ad content, landing page, click IDs, visit count, days to conversion, and device type. Both first contact and last contact.
Related integrations
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