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HTML Minifier

Minify HTML by removing whitespace and comments.

Minify HTML by removing whitespace and comments.

Quick start: Paste your HTML source code into the input area. → Click 'Minify' to remove unnecessary whitespace, comments, and redundant attributes. → Review the minified output and the size reduction percentage.

How to use HTML Minifier

  1. 1

    Paste your HTML source code into the input area.

  2. 2

    Click 'Minify' to remove unnecessary whitespace, comments, and redundant attributes.

  3. 3

    Review the minified output and the size reduction percentage.

  4. 4

    Copy the compressed HTML with one click, ready for production or email inlining.

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Why use HTML Minifier?

  • Strips whitespace, comments, and optional redundant attributes for the smallest HTML output.
  • Conservative mode is safe for email HTML where whitespace sensitivity matters.
  • Shows size reduction percentage to quantify the savings.
  • Runs entirely in your browser — no markup is sent to any server.

Common use cases

  • Compress HTML templates before deploying to production for faster initial page loads.
  • Minify HTML email templates where every kilobyte counts for delivery and rendering speed.
  • Shrink static HTML pages for embedding in mobile applications.
  • Reduce the size of HTML snippets for injection into third-party platforms.

About HTML Minifier

HTML minification reduces page weight by stripping unnecessary whitespace, comments, and redundant attributes from your markup. While the savings are typically smaller than CSS or JavaScript minification, every kilobyte matters for performance-critical pages, email templates, and embedded HTML snippets. Xevon Tools' HTML Minifier handles the compression with a conservative mode that preserves rendering-sensitive whitespace for email compatibility. The tool shows original and minified sizes alongside the percentage reduction, giving you clear metrics on the impact. This is useful for compressing production HTML, preparing email templates, shrinking static pages for mobile apps, and reducing the footprint of HTML injected into third-party platforms. Everything runs in your browser, so your markup stays private.

Frequently asked questions

Yes. The conservative mode preserves whitespace that affects rendering, which is important for email clients that handle whitespace differently than browsers. Use conservative mode for email templates.
Yes. All HTML comments are removed by default. Conditional comments (used for legacy IE support) can optionally be preserved if needed.
The tool focuses on HTML markup. For inline style and script blocks, use the dedicated CSS Minifier and JavaScript Minifier tools for the best results.
Typical savings are 10-30% depending on how much whitespace and commenting the original contains. HTML with heavy indentation and verbose comments sees the largest reductions.

Your files never leave your device

Every tool on Xevon Tools runs 100% in your browser. No uploads, no servers, no tracking. Free forever.

Learn more

Embed HTML Minifier on your site

Add this tool to your own website, blog, or internal tool page with one line of code. Free to use, no attribution required (but appreciated).

<iframe src="https://www.xevontools.com/embed/minify-html" width="100%" height="640" style="border:1px solid #e2e8f0;border-radius:12px;" title="HTML Minifier — Xevon Tools"></iframe>
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