HTML Minifier — Free Online Tool
Minify HTML code online for free. Remove whitespace, comments, and redundant attributes to reduce HTML file size. Instant result, copy or download.
About HTML Minifier
Minifying HTML removes all unnecessary whitespace, line breaks, comments, and optional closing tags without changing the rendered output. This reduces HTML file size and improves page load times, directly benefiting your Core Web Vitals scores and SEO rankings. Our HTML minifier can also optionally inline CSS and JavaScript, remove HTML comments, strip optional attributes, and collapse boolean attributes. The minified output is ready to deploy to production.
Frequently Asked Questions
Does minifying HTML break the page layout?
No — minification only removes whitespace and comments that browsers ignore.
Should I minify inline CSS and JavaScript too?
Yes — our tool can optionally minify inline style and script blocks as well.
How much can HTML be compressed?
Typical savings are 10-30% depending on how much whitespace and comments the original contains.
Can I minify HTML template files?
Yes — Blade, Twig, ERB and other HTML templates can be minified.
Is there a file size limit?
HTML files up to 1MB can be minified online.