ToolsWaves

HTML Minifier

Minify HTML by removing whitespace, comments, and optional tags to reduce file size.

input.html
output.min.html

About HTML Minifier

Most production websites ship minified HTML โ€” comments stripped, whitespace collapsed, unnecessary attributes removed โ€” to keep payload sizes small and first-paint times fast. If you are working without a full build pipeline, or you need to manually inspect what minification will do to your markup, this HTML minifier provides a quick way to compress any HTML snippet or full page in the browser. The tool preserves all functional attributes and content while removing only the bytes that have no effect on rendering.

Common use cases include preparing static landing pages for production deployment, optimizing email HTML where every byte matters, and reducing the size of HTML stored in databases or content management systems. The minifier is safe by default โ€” it never removes content that could affect rendering, including conditional comments and meaningful whitespace inside <pre> blocks.

How to Use

1

Paste your HTML code into the input box.

2

Choose your minification options (remove comments, collapse whitespace, etc.).

3

Click 'Minify' to process your HTML.

4

Copy the minified result. The tool also shows how much size was saved.

Frequently Asked Questions

What does HTML minification do?

HTML minification removes unnecessary characters (whitespace, comments, optional closing tags) without changing the functionality. This reduces file size and improves page load speed.

Will minification break my HTML?

No. The minifier only removes characters that don't affect rendering. However, if you have whitespace-sensitive content (like <pre> tags), test the result carefully.

How much size can I save?

Typical savings are 10-30% depending on how much whitespace and comments your HTML contains. The tool shows exact savings after minification.