Which parameters are required?

utm_source, utm_medium, and utm_campaign. term and content are optional.

Will this break my existing query string?

No. We keep other params and overwrite only the utm_* keys.

Should campaign names have spaces?

Prefer snake_case. The field slugs spaces as you type.

What about a whole campaign calendar?

Use the UTM campaign builder and export CSV.

Runs in your browser · Last updated 4 September 2026

UTM Parameter Generator — Tag Campaign URLs

Free UTM generator. Add utm_source, utm_medium, and utm_campaign to a URL with presets for ads, email, and social. Runs in your browser.

Destination URL

utm_sourceutm_mediumutm_campaign

utm_term (optional)utm_content (optional)

https://freetab.tools/dev/jwt-decoder?utm_source=google&utm_medium=cpc&utm_campaign=wave2_launch

How to use this tool

Paste a destination URL.
Pick a preset or type source / medium / campaign.
Copy the tagged link into the ad or email.

Worked example

Google Ads preset + campaign wave2_launch on /dev/jwt-decoder yields utm_source=google, utm_medium=cpc. Analytics tools group that as paid search if you map medium=cpc. Strip those tags for rel=canonical on the canonical URL builder.

Frequently asked questions

Which parameters are required?: utm_source, utm_medium, and utm_campaign. term and content are optional.
Will this break my existing query string?: No. We keep other params and overwrite only the utm_* keys.
Should campaign names have spaces?: Prefer snake_case. The field slugs spaces as you type.
What about a whole campaign calendar?: Use the UTM campaign builder and export CSV.
Is the URL sent anywhere?: No.