What is a UTM builder?

A UTM builder (also called a UTM generator or campaign URL builder) is a tool that helps you add UTM tracking parameters to URLs. UTM parameters tell Google Analytics, GA4, or any analytics platform exactly where your traffic came from — which source, medium, and campaign name — so you can measure which marketing channels are driving visits and conversions.

What UTM parameters are required?

Three parameters are required for accurate tracking: utm_source (where the traffic came from, e.g. google or newsletter), utm_medium (the channel type, e.g. cpc or email), and utm_campaign (the specific campaign name). utm_term and utm_content are optional and used for paid search keywords and ad variant testing respectively.

What is the difference between utm_source and utm_medium?

utm_source identifies the specific platform or publisher sending the traffic (e.g. google, instagram, mailchimp). utm_medium identifies the type of channel (e.g. cpc, email, social, organic). Together they tell you both where traffic came from and how it arrived. Example: source=google, medium=cpc means paid search from Google.

Should I use lowercase for UTM parameters?

Yes, always use lowercase. Google Analytics 4 and Universal Analytics treat utm parameter values as case-sensitive. If you use "Email" in one campaign and "email" in another, they will appear as two separate sources in your reports. This builder enforces lowercase automatically.

Can I use spaces in UTM values?

Avoid spaces. They get URL-encoded as %20 or + which makes your reports hard to read. Use underscores (utm_campaign=summer_sale) or hyphens (utm_campaign=summer-sale) instead. This builder handles the encoding automatically so your URL stays clean.

Will adding UTM parameters break my existing URL query strings?

No. This builder appends UTM parameters to your URL without removing existing query string parameters. If your URL already has parameters like ?ref=homepage, the UTM tags are added alongside them correctly.

Should I add UTM parameters to internal links on my own website?

No — never tag internal links with UTM parameters. Doing so resets the session attribution for that visitor in Google Analytics, making it appear as a new session from the UTM source instead of continuing their original session. UTM parameters should only be used on external links pointing to your site.

Can I use this UTM builder for WhatsApp campaign links?

Yes. If you are running Click-to-WhatsApp ads or sharing links in WhatsApp broadcasts that point to a landing page, add UTM parameters to those landing page URLs before generating the WhatsApp link or QR code. That way Google Analytics can attribute conversions back to your WhatsApp campaign.

Free UTM Builder

Generate UTM tracking URLs for Google Analytics in seconds. Build consistent campaign links for email, paid ads, and social media.

How It Works

Create Tracking Links in Three Steps

Add Destination URL

Paste the landing page URL you want to track.

Fill UTM Parameters

Pick source, medium, and campaign from the lists, or use Other with your own values.

Copy and Share

Use the generated URL in ads, email campaigns, or social posts.

Build Your UTM URL

What Are UTM Parameters and Why Do They Matter?

UTM parameters are short tags added to the end of a URL that tell Google Analytics exactly where a visitor came from. Without them, traffic from email campaigns, social posts, and paid ads all appears as "direct" in your analytics — making it impossible to know which channel is actually driving conversions.

A UTM-tagged URL looks like this:

https://www.convohub.io/pricing?utm_source=newsletter&utm_medium=email&utm_campaign=july_launch

The 5 UTM Parameters Explained

Parameter	Required	Example	Tracks
utm_source	Yes	google, newsletter, instagram	Where the traffic came from
utm_medium	Yes	cpc, email, social	The marketing channel type
utm_campaign	Yes	summer_sale, product_launch	The specific campaign name
utm_term	Optional	whatsapp+api+pricing	Paid search keyword
utm_content	Optional	banner_top, cta_button	Which ad or link variant

UTM Naming Conventions That Keep Analytics Clean

Always use lowercase — Google Analytics treats Email and email as two separate sources
Use underscores, not spaces — spaces get URL-encoded as %20 or + and make reports harder to read
Be consistent across campaigns — if you use utm_medium=email, never use utm_medium=newsletter for the same channel
Never add UTM params to internal links — tracking your own site navigation will reset session attribution and corrupt channel data

Benefits

Why Teams Use a UTM Builder

Cleaner Analytics

Use consistent UTM naming so attribution reports stay easy to trust.

Campaign Clarity

Track channels and creatives clearly across ad, email, and social traffic.

Fast Link Building

Create trackable URLs instantly without manual query-string editing.

Best Practices

Keep UTM Data Consistent

Use lowercase naming: it helps avoid duplicate values like Email and email in analytics.

Use a naming convention: define campaign/source/medium rules for the whole team.

Keep values descriptive: short, clear names make reporting easier months later.

Use Cases

Where UTM Links Help Most

✓Track paid search traffic with campaign-level precision

✓Measure email newsletter clicks by send and segment

✓Compare social channel performance across organic and paid posts

✓Distinguish creative variants in A/B ad testing

FAQ

Frequently Asked Questions

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Build Your UTM URL

What Are UTM Parameters and Why Do They Matter?

A UTM-tagged URL looks like this:

https://www.convohub.io/pricing?utm_source=newsletter&utm_medium=email&utm_campaign=july_launch

The 5 UTM Parameters Explained

Parameter	Required	Example	Tracks
utm_source	Yes	google, newsletter, instagram	Where the traffic came from
utm_medium	Yes	cpc, email, social	The marketing channel type
utm_campaign	Yes	summer_sale, product_launch	The specific campaign name
utm_term	Optional	whatsapp+api+pricing	Paid search keyword
utm_content	Optional	banner_top, cta_button	Which ad or link variant

UTM Naming Conventions That Keep Analytics Clean

Always use lowercase — Google Analytics treats Email and email as two separate sources

Use underscores, not spaces — spaces get URL-encoded as %20 or + and make reports harder to read

Be consistent across campaigns — if you use utm_medium=email, never use utm_medium=newsletter for the same channel

Never add UTM params to internal links — tracking your own site navigation will reset session attribution and corrupt channel data