Free Developer Tool

HTML Minifier & Beautifier

Minify your HTML to boost site speed, or beautify messy code for easier debugging.

Input HTML

Minified HTML

How to Minify or Beautify HTML

1

Paste your HTML

Or click "Load sample" to try the tool instantly

2

Choose Minify or Beautify

Minify for production, Beautify to read compressed markup

3

See byte savings

Stats show original size, output size, and % reduction

4

Copy the output

Paste directly into your template or build pipeline

HTML Minifier & Beautifier FAQ

What does HTML minification do?

HTML minification removes comments, extra whitespace, newlines, and redundant attributes like type="text/javascript". The result is a smaller HTML file that loads faster without any change to how the page renders.

Will minifying HTML break my page?

For standard HTML, minification is safe. The one edge case is whitespace between inline elements — for example, a space between two <span> tags may be removed. Most layouts are unaffected, but check your output if you rely on inline element spacing.

How much can HTML minification reduce file size?

Typical savings are 10–30% for hand-authored HTML. Pages with many comments, verbose attribute values, or heavy indentation can shrink by 40% or more. The savings counter shows the exact reduction for your file.

When should I use Beautify instead of Minify?

Use Beautify when you receive minified HTML (from a CMS, build tool, or third-party template) and need to read or debug it. It adds consistent indentation and line breaks to make the markup human-readable again.

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