Remove HTML comments, collapse whitespace between tags, and reduce file size instantly — no external libraries
Developer Tools
HTML Minifier - Minify & Compress HTML Online
How to Use
1Paste your HTML into the input area
2The minified HTML appears instantly in the output
3Check the size savings stats
4Copy the result with one click
Frequently Asked Questions
HTML Minifier strips HTML comments (<!-- ... -->), collapses multiple whitespace characters and newlines into a single space, and removes whitespace between adjacent tags (> <). The result is functionally equivalent HTML with a smaller file size.
In almost all cases, no. Browsers treat consecutive whitespace in HTML the same as a single space. Removing whitespace between tags and comments does not affect the rendered output.
This tool applies only HTML-level minification (comments and whitespace). Inline <style> and <script> blocks are included in the output but are not individually minified. Use the CSS Minifier or JavaScript Minifier for those.
No. All processing happens entirely in your browser using JavaScript regex. Your HTML is never sent anywhere.