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  3. CSS Minifier

CSS Minifier

Minify CSS to reduce file size

Related Tools

  • CSS Formatter - reverse minification
  • HTML Minifier - minify HTML
  • SCSS to CSS - compile and minify
  • JSON Minifier - minify JSON

How to Use CSS Minifier

  1. Paste your CSS

    Enter or paste CSS code that you want to minify.

  2. View minified output

    See your CSS minified with whitespace and comments removed.

  3. Copy the result

    Click the Copy button to copy the minified CSS to your clipboard.

Frequently Asked Questions

Is the CSS Minifier free to use?
Yes, the CSS Minifier is completely free with no limitations. Minify as much CSS as you need without any registration or restrictions.
Is my CSS data private?
Yes, all CSS minification happens locally in your browser using JavaScript. Your stylesheets are never uploaded to any server, keeping your code and designs confidential.
What does CSS minification do?
CSS minification removes all unnecessary characters from your stylesheets without changing functionality. This includes whitespace, comments, and redundant semicolons. The result is smaller file sizes that load faster in browsers.
How much can minification reduce file size?
Minification typically reduces CSS file size by 20-50% depending on how the original code was formatted. Files with lots of comments and generous spacing see the biggest reductions. This directly improves page load times.
Should I use minified CSS in production?
Yes, minified CSS is recommended for production websites because it reduces bandwidth usage and improves load times. Keep your readable source files for development and serve minified versions to users.