CSS Minifier — Minify CSS Online
Minify CSS stylesheets to reduce file size and load time.
Original CSS
0 bytesMinified CSS
0 bytes (NaN% saved)
💡 CSS Minification
- Removes CSS comments
- Collapses all whitespace
- Removes spaces around special characters
- Reduces stylesheet file size
- Improves page load performance
Frequently Asked Questions about CSS Minifier
- Is CSS Minifier completely free to use?
- Yes, CSS Minifier is 100% free with no sign-up, no watermarks, and no usage limits.
- Are my uploaded files safe and private?
- Yes. Files are uploaded over HTTPS, processed securely on our servers, and permanently deleted immediately after your download. We never store, view, or share your files.
- What is the maximum file size?
- You can upload files up to 5 MB. For larger files, consider compressing or splitting them first.
- Does it handle large code or data files?
- Yes, the tool handles files and pastes of any size. Very large inputs may take a moment to process.
- Does CSS Minifier work on mobile and tablet?
- Yes, CSS Minifier is fully responsive and works in all modern browsers on desktop, tablet, and mobile.
Files are processed securely and permanently deleted after download. Never stored or shared.