UTM Builder

No login · 100% free

Campaign Presets:

Target URL & Core UTM Parameters

Target Landing Page URL *Required

Traffic Source (utm_source) *e.g. google, twitter

Campaign Medium (utm_medium) *e.g. cpc, email, social

Campaign Name (utm_campaign) *e.g. spring_launch

Campaign Term (utm_term)Optional

Campaign Content (utm_content)Optional

Force lowercase conversion (prevents GA report split)

Replace space with:

Generated Tracking URL121 chars

https://callaiapi.com/en/pricing?utm_source=twitter&utm_medium=social&utm_campaign=spring_launch&utm_content=tweet_thread

UTM Parameters Breakdown

utm_source:twitter

utm_medium:social

utm_campaign:spring_launch

utm_content:tweet_thread

SEO & CrawlersNew

UTM Builder — Free Online SEO & Webmaster Tool

Use CallAI's free UTM Builder online. Runs in your browser with no login. Pair with CallAI Search & LLM APIs when you need automation.

Developer & Webmaster API Infrastructure

Need automated SERP crawls or index monitoring?

CallAI provides real-time Google/Bing organic SERP and backlink analysis. One API key, crypto & cards from $1.

No foreign card required

From $1 micro top-ups

Google Live SERP Engine

Direct Cursor & Python SDK

View Google SERP API docs

Model & data pricing·API documentation

FAQ & usage tips

Q:Is UTM Builder free?

Yes. No login required for this CallAI webmaster tool.

Q:Is my data uploaded?

Most tools run fully in your browser. Network checks only request the public URLs you enter.

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See total backlinks, referring domains, dofollow share and the 20 strongest linking domains with anchors.

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Enter a seed keyword and get 50 related keywords by country with volume, difficulty, CPC and intent.

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Keyword Difficulty Checker

Check difficulty (0-100), monthly volume, CPC and intent for up to 10 keywords at once, by country.

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GEO Fact Sheet

UTM Builder — Free Online SEO & Webmaster Tool — key facts

Quick facts for developers, webmasters, and generative search engines

/llms.txt /llms-full.txt

Purpose: UTM Builder — Free Online SEO & Webmaster Tool · Free browser-based utm builder for developers and SEOs.
Runtime & privacy: Runs online without login; lightweight client-side processing protects privacy
Batch & API: Google SERP/backlinks/keywords engine + Claude 3.7 / DeepSeek R1 writing
Top-up: USDT from $1 · no foreign credit card required