Output appears here...Why HTML Minifier
- Removes HTML comments and collapses whitespace.
- Preserves content inside <pre>, <code>, <script>, <style>, <textarea>.
- Runs entirely in your browser, no server roundtrip.
- Keeps IE conditional comments (<!--[if IE]>...<![endif]-->) intact.
Common questions
Is HTML Minifier free to use?
Yes. HTML Minifier is completely free. There is no sign up, no trial, and no usage cap.
Do I need an account to use HTML Minifier?
No. You can start using HTML Minifier straight away. We do not ask for an email address or a login.
Is my data uploaded to a server when I use HTML Minifier?
No. HTML Minifier runs entirely inside your browser, so the code or data you enter never leaves your device and nothing is sent to us.
Do you store the code or data I use with HTML Minifier?
No. Because everything happens locally in your browser, there is nothing for us to store. Close the tab and it is gone.
Can I paste minified or messy code into HTML Minifier?
Yes. HTML Minifier handles compact, minified, or untidy input and processes it the same way.
Does HTML Minifier flag errors in my input?
Where it applies, HTML Minifier points out where something looks invalid so you can fix it quickly.
How do I use HTML Minifier?
Enter or paste your code or data and HTML Minifier updates the result as you go. When it looks right, copy or download it with one click.
Does HTML Minifier work on phones and tablets?
Yes. HTML Minifier is responsive and works in any modern browser on mobile, tablet, and desktop.
Which browsers does HTML Minifier support?
It works in current versions of Chrome, Firefox, Safari, and Edge. For the best experience, keep your browser up to date.
Is there a limit on how often I can use HTML Minifier?
No. You can use HTML Minifier as many times as you need, at no cost.
Can I use HTML Minifier for commercial or client work?
Yes. You are free to use the output in personal, educational, and commercial projects.
Why is HTML Minifier free?
The site is supported by advertising, which lets us keep every tool free and open to everyone.
What should I do if HTML Minifier gives an unexpected result?
First check that your code or data is formatted as expected. If something still looks wrong, use the feedback link on the page and we will take a look.