Free UTM Builder
Generate UTM tracking URLs instantly — no login required. Add UTM parameters to any link, enforce GA4 naming conventions automatically, and get a governance score to keep your campaign data clean.
Build your URL
Your tracked URL and governance score will appear here.
How to Use
Follow these simple steps to get started instantly — no signup required.
Enter your URL
Paste the destination URL you want to track — a landing page, blog post, or product page.
Add UTM parameters
Fill in source, medium, and campaign. Term and content are optional for keyword and creative tracking.
Check your score
The governance score rates your URL 0–100 against naming conventions and best practices.
Copy and use
Copy the final tracking URL and drop it into your ads, emails, or social posts.
Build tracking URLs your analytics team will love
Every marketing report starts with clean campaign data — and clean campaign data starts with consistent UTM parameters. A single typo, a stray capital letter, or a space in a utm_source value fragments your GA4 reports into duplicate rows that are nearly impossible to merge after the fact.
The AttriModel UTM Builder enforces governance as you type: values are auto-lowercased, spaces are replaced with hyphens, and the live governance score flags missing or malformed parameters before the link ever ships. It is the difference between a channel report you trust and one you spend Friday afternoon cleaning up.
Why UTM governance matters for GA4
GA4 builds its default channel grouping from utm_source and utm_medium. If your team tags paid social traffic as "facebook / paid", "Facebook / cpc", and "fb / paid-social" across different campaigns, GA4 will scatter that traffic across multiple channels — under-reporting paid social performance and inflating "Unassigned".
A governance-first UTM builder standardizes those decisions once, so every link your team creates follows the same conventions. That consistency is what makes month-over-month channel comparisons meaningful.
Private and instant — everything runs in your browser
Your URLs never leave your machine. The builder runs entirely client-side, so you can safely construct links containing unlaunched product pages, internal domains, or confidential campaign names. No account, no rate limits, no data retention.