What comments are removed?

All HTML comments ( ) are removed. The actual HTML markup remains unchanged.

Are conditional comments preserved?

IE conditional comments ( ) can optionally be preserved for legacy browser support.

Yes. Only comments are removed. Whitespace and indentation stay the same.

Yes. Processing happens entirely in your browser. No data is uploaded.

Only HTML comments are removed. JavaScript and CSS comments inside script/style tags are preserved.

Depends on comment density. Pages with many developer comments can be significantly smaller.

Process one file at a time. For batch operations, use command-line tools like sed or build scripts.

All HTML comments are removed equally, including temporarily commented code blocks.

No. Comments are invisible in browsers. Removing them has no visual impact whatsoever.

Yes. Comment removal is a common optimization step. Just keep your original source files with comments.

Remove all HTML comments while preserving markup. Clean up HTML for production. Browser-based, instant, private processing.

Input HTML

Output

Preserve IE conditionals