Marketing Tool
UTM Link Builder
Build campaign URLs with Google Analytics UTM parameters. Track where your traffic comes from and which campaigns are performing best.
The full URL of the page you want to link to. The protocol (https://) will be added automatically if missing.
Identifies which site or platform sent the traffic. This is the referrer (e.g. google, facebook, newsletter).
Identifies the marketing medium or channel type (e.g. cpc for paid search, social for social media, email for email campaigns).
The name of your marketing campaign. Use underscores or hyphens instead of spaces for cleaner URLs.
Generated URL
Fill in the required fields above to generate your UTM link.
What are UTM Parameters?
UTM (Urchin Tracking Module) parameters are tags added to the end of a URL that help you track where your website traffic comes from. When someone clicks a link with UTM parameters, the data is sent to Google Analytics so you can see exactly which campaigns, channels, and content are driving visitors.
They were originally developed by Urchin Software, which was acquired by Google in 2005 and became the foundation for Google Analytics. UTM parameters remain the industry standard for campaign tracking across all major analytics platforms.
Why Use UTM Links?
Without UTM parameters, Google Analytics can only tell you that traffic came from a particular domain. With UTM links, you can pinpoint the exact campaign, ad, email, or social post that generated each visit.
This level of detail helps you make better marketing decisions: double down on what works, cut what does not, and accurately calculate the return on investment for every channel and campaign.
The Five UTM Parameters Explained
Identifies the platform or website sending the traffic. Examples: google, facebook, newsletter, linkedin.
utm_source=facebookIdentifies the marketing channel type. Examples: cpc (cost per click), social, email, display, referral.
utm_medium=cpcThe name of your specific marketing campaign. Use a consistent naming convention across all your campaigns.
utm_campaign=spring_sale_2026Used for paid search campaigns to track the keyword being bid on. Separate multiple words with + signs.
utm_term=running+shoesDifferentiates similar content or links in the same campaign. Ideal for A/B testing different ad creatives or CTAs.
utm_content=blue_cta_buttonUTM Best Practices
Use lowercase consistently
UTM parameters are case-sensitive. "Facebook" and "facebook" will appear as separate sources in your analytics. Always use lowercase to keep your data clean.
Use underscores or hyphens, not spaces
Spaces in URLs become %20, which makes them harder to read. Use underscores (spring_sale) or hyphens (spring-sale) instead.
Create a naming convention
Document your UTM naming rules and share them with your team. Consistent naming prevents data fragmentation in your analytics reports.
Do not use UTM tags for internal links
UTM parameters are for external traffic sources only. Using them on internal links will overwrite the original source data and break your attribution.
Keep campaign names descriptive
Use names that are meaningful months later. "q1_2026_email_promo" is better than "campaign1" when you are reviewing reports.
Test your links before launching
Always click your UTM links to make sure they land on the correct page. A broken link wastes your advertising budget and frustrates potential customers.
More Free Tools
What is a UTM Link Builder?
A UTM link builder is a tool that helps marketers create properly formatted tracking URLs by appending UTM (Urchin Tracking Module) parameters to any web address. UTM parameters are tags added to the end of a URL that tell analytics platforms like Google Analytics exactly where your traffic is coming from. There are five standard UTM parameters: source (where the traffic originates), medium (the marketing channel), campaign (the specific promotion or campaign name), term (paid search keywords), and content (used to differentiate similar links in the same campaign). Our UTM link builder on caseconverter.co.uk makes it easy to construct these URLs correctly, ensuring your analytics data is clean and consistent across all your marketing efforts.
How to Use the UTM Link Builder on caseconverter.co.uk
Using the UTM link builder on caseconverter.co.uk is straightforward. Start by entering your destination URL in the website URL field. Then fill in the UTM parameters: source (required), medium (required), and campaign (required), plus the optional term and content fields. The tool generates the complete tracking URL in real time as you type. You can copy the finished URL to your clipboard with a single click. The tool also validates your inputs to ensure the URL is properly formatted and the parameters follow best practices for analytics tracking.
When to Use a UTM Link Builder
UTM link building is essential for any digital marketing campaign where you need to track the effectiveness of different traffic sources. Use it when sharing links on social media, in email newsletters, in paid advertising campaigns, on partner websites, or in any context where you want to know exactly which link drove a visitor to your site. Consistent UTM tagging across all your marketing channels gives you accurate attribution data in Google Analytics, helping you understand which campaigns deliver the best return on investment.
Frequently Asked Questions
What are UTM parameters?
UTM parameters are tags appended to a URL that help analytics tools track where website traffic comes from. They were originally developed for Urchin, which later became Google Analytics. The five parameters are source, medium, campaign, term, and content.
Which UTM parameters are required?
Google Analytics requires at least utm_source, utm_medium, and utm_campaign to properly categorise traffic. The utm_term and utm_content parameters are optional and used for more granular tracking of paid search keywords and A/B testing variations.
Do UTM parameters affect SEO?
No. UTM parameters do not affect your search engine rankings. Google ignores UTM parameters when indexing pages. However, it is good practice to use canonical tags on your pages to prevent any potential duplicate content issues from URLs with different UTM parameters.
Can I use UTM parameters with any analytics platform?
While UTM parameters were designed for Google Analytics, most modern analytics platforms including Adobe Analytics, Mixpanel, and HubSpot can read and interpret them. The format has become a de facto standard for campaign tracking across the digital marketing industry.