HTML

HTML Minifier – Free Online HTML Compressor

Paste your HTML below for instant minification. Removes whitespace and comments — all client-side, zero uploads, always free.

Original Size616 B
Minified Size0 B
Savings100%
Lines33

What Is an HTML Minifier?

An HTML minifier is a tool designed to remove unnecessary characters from an HTML file without altering how the browser renders the page. It eliminates comments, tabs, line breaks, and excessive spaces.

Serving minified HTML in production is a best practice. It reduces the bandwidth required to load your pages, accelerates parsing, and contributes to better Core Web Vitals scores.

How to Use This Tool

Minifying your HTML takes just a few seconds:

  1. Paste your HTML into the input panel.
  2. The minifier instantly processes the input and provides the optimized output.
  3. Use the "Copy" button to grab the minified code, or click ".html" to download it.

Frequently Asked Questions

Is my HTML code sent to a server?+

No. Every step of the minification runs entirely inside your browser using JavaScript. Your code never leaves your device.

How does the HTML minifier work?+

This tool uses regular expressions to remove HTML comments and collapse whitespace between tags to significantly reduce the file size.