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OPERATE / DATA & LINKS

UTM Link Builder

Build campaign links without losing existing parameters or fragments.

Browser only · No uploads

01 / CAMPAIGN DETAILS

Build your link

Absolute HTTP or HTTPS URL, up to 8,192 characters. No usernames or passwords.

Each campaign field: up to 256 characters. Surrounding whitespace is trimmed; case and internal spaces stay unchanged.

Ready. Enter your destination and campaign details.

02 / REVIEW & EXPORT

Your campaign URL

Existing utm_* parameters are replaced, not duplicated. Blank optional fields are omitted. Other query values and the fragment are preserved; URL encoding may be normalized.

Review before sharing. This tool does not check destination availability or analytics configuration and never opens a generated link.

PRIVATE BY DESIGN

Your browser.
Your campaign.

All link processing happens in your browser. Inputs and results are not uploaded or saved by this tool. No network requests, cookies or browser storage are used to process your data.

Copy writes to your clipboard only when requested. Downloads save a text file on your device. Avoid personal information or secrets in campaign links: their recipients can read the parameters.