HTML Minifier

Remove whitespace, comments, and redundant code to reduce your HTML file size.

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HTML Input

Minified Output

Minified HTML will appear here.

Why Minify HTML?

HTML minification reduces the file size of your web pages by removing unnecessary characters — whitespace, comments, and redundant markup — without changing the functionality. Smaller files load faster, improving your site's performance and Google PageSpeed score.

Our HTML minifier uses the industry-standard html-minifier-terser library, which also optionally minifies embedded CSS and JavaScript within HTML files.

HTML Minifier FAQ

Will minification break my HTML? +
No. Minification only removes characters that do not affect how a browser renders the page. The resulting HTML is functionally identical to the original. Always keep a backup of your original files just in case.
How much size reduction can I expect? +
Typical HTML files see 10–30% size reduction. Files with lots of comments, extra whitespace, or long attribute values may see even greater savings of 40% or more.
Is there a file size limit? +
Our tool accepts up to 5MB of HTML content per request. For larger files, consider using a local build tool like Webpack or Gulp with html-minifier-terser.