CSS Minifier
Minify CSS stylesheets for faster loading.
Processed locally — files never leave your device
CSS · Max 5MB
Drop a file here, or browse
CSS
How it works
1
Paste your CSS code
2
The stylesheet is minified instantly
3
Copy or download the minified CSS
About CSS Minifier
Minify CSS stylesheets by removing whitespace, comments, and redundant characters. Smaller CSS files mean faster page loads and better Core Web Vitals scores. Powered by JustUse.me — free, ad-free, and private. This tool runs entirely in your browser. Your files are never uploaded to any server.
Frequently asked questions
Does CSS minification affect rendering?
No. The minified CSS renders identically to the original. Only whitespace and comments are removed.
Should I minify CSS for production?
Yes. Minification is a standard production optimization. Every major website serves minified CSS.