UTM Link Builder
Generate clean, properly formatted UTM tracking URLs for your campaigns. Works with GA4 and Universal Analytics.
How to Use the UTM Builder
Enter your destination URL
The page you want to send traffic to, e.g. a landing page or product page.
Set the Source & Medium
Set where traffic comes from and the marketing channel type (e.g., google / cpc). Use quick-pick chips for speed.
Name your campaign
Use lowercase with underscores, e.g. black_friday_2026. Avoid spaces — they get encoded as %20.
Generate & Copy
Click Generate, then copy your UTM URL and paste it into your ads, emails, or social posts.
Why Use a UTM Builder?
Without UTM parameters, Google Analytics cannot tell you which specific campaign, ad, or email drove a conversion — you will just see a massive bucket of "Direct" or "Unassigned" traffic.
This free UTM builder by Nexa Growth helps performance marketers and agency owners build properly structured tracking URLs in seconds. By establishing a strict UTM naming convention, you ensure clean, consistent data in GA4 so you can accurately measure Return on Ad Spend (ROAS) and make smarter budget decisions.
Frequently Asked Questions
What are UTM parameters?
UTM (Urchin Tracking Module) parameters are short text codes added to the end of a URL. They allow analytics tools like Google Analytics 4 (GA4) to track where a visitor came from, how they arrived, and what specific campaign they clicked on.
What is the difference between Source and Medium?
Source is the specific platform the traffic came from (e.g., google, facebook, newsletter). Medium is the broader channel or type of traffic (e.g., cpc for paid clicks, organic, email, social).
Are UTM parameters case-sensitive?
Yes, UTM tags are strictly case-sensitive. If you use utm_source=Facebook and utm_source=facebook, GA4 will log them as two entirely different traffic sources. It is highly recommended to use 100% lowercase letters for all tags to keep your data clean.
Should I use spaces in my UTM tags?
No. Browsers cannot process spaces in URLs, so they will automatically convert spaces into ugly %20 characters. Instead of spaces, use underscores (_) or dashes (-). For example: spring_sale_2026.
Do UTM tags affect my SEO rankings?
No. Google ignores UTM parameters when crawling and indexing pages. However, to be perfectly safe from duplicate content issues, you should ensure your destination pages contain a self-referencing canonical tag.