UTM link builder
Add your campaign details without the guesswork.
- 1Add input
- 2Adjust settings
- 3Get your result
Tool input and files are processed in this browser without being uploaded.
Before you start
Add or replace UTM campaign parameters on an absolute HTTP or HTTPS URL. Existing parameters and fragments remain; blank optional fields leave existing values in place.
How to use this tool
- Paste content into “URL + parameters”, or load the example to try it.
- Review Campaign source, Campaign medium, Campaign name before selecting “Build UTM link”.
- Review the URL result, then use the available copy or download controls.
Supported inputs and limits
Pasted text is limited to 1 MiB; review the result before using it.
Worked example
Example input
https://example.org/p?keep=1&utm_source=old#frag
Example options
{
"source": "new",
"medium": "email",
"campaign": "fall"
}Example output
https://example.org/p?keep=1&utm_source=new&utm_medium=email&utm_campaign=fall#frag
When something does not work
Use the documented input format and keep values within the displayed limits. Review the result before using it in another document or application. Editing the input marks the previous result as stale; a failed run clears it.
Frequently asked questions
Are my files uploaded?
No. Files and tool input are processed in your browser. Moving around the site can keep a temporary workspace in the same tab. Refreshing or closing the tab clears it, so download results you want to keep.
What should I check in this result?
Add or replace UTM campaign parameters on an absolute HTTP or HTTPS URL. Existing parameters and fragments remain; blank optional fields leave existing values in place.
Documentation & further reading
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