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ToolNest AI
Free

HTML Minifier

Minify HTML to reduce file size and improve page load speed.

Options
htmlPaste or upload your HTML here
compressMinified HTML will appear here

About HTML Minifier

Remove unnecessary whitespace, comments, and redundant attributes from HTML files to reduce their size by up to 30%. Faster HTML delivery improves page load times and Core Web Vitals scores without changing functionality.

Frequently Asked Questions

No, when done correctly. The minifier only removes whitespace and comments — it does not alter element structure, attributes, or JavaScript.

Yes, the advanced mode also minifies inline style blocks and script blocks within the HTML.

Typically 10–30% for standard HTML, up to 40% for heavily commented or whitespace-rich templates.

Yes, the tool works both ways — paste minified HTML to format and beautify it for readability.