Heading Structure Checker

Check H1–H6 heading hierarchy from HTML.

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How to use Heading Structure Checker

Three quick steps — no sign-up needed

  1. Step 1

    Paste your content

    Paste or type your text into Heading Structure Checker — it runs in your browser.

  2. Step 2

    Run the tool

    Set any options and process instantly, with no uploads or waiting.

  3. Step 3

    Copy your output

    Copy the result to your clipboard, ready to use anywhere.

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About Heading Structure Checker

Heading Structure Checker is a free online tool that lets you check h1–h6 heading hierarchy from html — straight from your browser, with no software to install, no sign-up, and no watermarks. It runs on Windows, Mac, Linux, Android, and iOS, so you can use it on whatever device you happen to have to hand.

Heading Structure Checker is built to make seo & web tasks quick and painless, with a clean interface that anyone can use straight away. Files and data are processed securely and removed automatically afterwards, and many steps run entirely on your own device for extra privacy. Because Heading Structure Checker is completely free and unlimited, you can use it as often as you need for work, study, or personal projects.

Benefits of Heading Structure Checker

Fast & accurate Heading Structure Checker does the job in seconds with results you can rely on.
Simple to use A clean, focused interface means anyone can check h1–h6 heading hierarchy from html without a manual.
Free & unlimited Use it as often as you need — no fees, no caps, no watermarks.
Works everywhere Runs in any modern browser on desktop, tablet and mobile.

Frequently asked questions

How do I use Heading Structure Checker?

Open Heading Structure Checker, follow the simple steps on the page, and get your result in seconds — everything happens online in your browser.

What can I use Heading Structure Checker for?

Check h1–h6 heading hierarchy from html for work, study or personal projects — Heading Structure Checker is built to make seo & web tasks quick and painless.

Does Heading Structure Checker work on mobile?

Yes. Heading Structure Checker runs in any modern browser, so it works the same on phones, tablets and computers with nothing to install.