HTML Minifier Online

Minify HTML Online in Seconds

Every extra kilobyte of HTML, CSS, or JavaScript slows your page down and costs your visitors bandwidth. This free HTML minifier online strips the parts browsers simply don't need — comments, indentation, and redundant whitespace — and hands you compact, production-ready code you can paste straight into your deployment pipeline.

How to Minify HTML Online

1. Pick the HTML tab above (or CSS / JS for those formats).
2. Paste your code into the input box — from a view-source copy, a template file, or your editor.
3. Hit Compress, then Copy Output. The minified code is ready to deploy.

What This Tool Compresses

• HTML comments — <!-- ... --> blocks are removed unless they are IE conditional comments.
• Whitespace between tags — indentation and blank lines collapse away. Spaces that matter between inline elements are kept, so words never run together.
• CSS & JavaScript — the same page minifies stylesheets and scripts with comment removal and token-aware JS compression.

Content inside <pre>, <textarea>, <script>, and <style> is preserved byte-for-byte, so your rendered layout and embedded logic never break.

Why Minify HTML?

• Faster page loads — a smaller HTML document means a quicker First Contentful Paint and a better Core Web Vitals score.
• Lower bandwidth — every visitor downloads less, which matters even more on mobile data plans.
• Cleaner deployments — hand-written templates ship minified to production while you keep a readable source copy.

Frequently Asked Questions

Is this HTML minifier really free?

Yes — completely free, with no sign-up, no usage limits, and no watermarks. Minify as much HTML, CSS, or JavaScript as you like.

Is my HTML code uploaded to a server?

No. The minifier runs 100% in your browser. Your code is never sent over the network, which makes it safe to use on proprietary templates and snippets.

Can I minify HTML and CSS/JS with the same tool?

Yes — switch between the HTML, CSS, and JS tabs above. Each mode uses syntax-aware compression so strings, regexes, and template literals stay intact.