Output appears here...Why CSS Minifier
- Removes comments, collapses whitespace, strips redundant zeros.
- Runs entirely in your browser.
- Smaller CSS = faster page loads.
Common questions
Is CSS Minifier free to use?
Yes. CSS Minifier is completely free. There is no sign up, no trial, and no usage cap.
Do I need an account to use CSS Minifier?
No. You can start using CSS Minifier straight away. We do not ask for an email address or a login.
Is my data uploaded to a server when I use CSS Minifier?
No. CSS Minifier runs entirely inside your browser, so the code or data you enter never leaves your device and nothing is sent to us.
Do you store the code or data I use with CSS Minifier?
No. Because everything happens locally in your browser, there is nothing for us to store. Close the tab and it is gone.
Can I paste minified or messy code into CSS Minifier?
Yes. CSS Minifier handles compact, minified, or untidy input and processes it the same way.
Does CSS Minifier flag errors in my input?
Where it applies, CSS Minifier points out where something looks invalid so you can fix it quickly.
How do I use CSS Minifier?
Enter or paste your code or data and CSS Minifier updates the result as you go. When it looks right, copy or download it with one click.
Does CSS Minifier work on phones and tablets?
Yes. CSS Minifier is responsive and works in any modern browser on mobile, tablet, and desktop.
Which browsers does CSS Minifier support?
It works in current versions of Chrome, Firefox, Safari, and Edge. For the best experience, keep your browser up to date.
Is there a limit on how often I can use CSS Minifier?
No. You can use CSS Minifier as many times as you need, at no cost.
Can I use CSS Minifier for commercial or client work?
Yes. You are free to use the output in personal, educational, and commercial projects.
Why is CSS Minifier free?
The site is supported by advertising, which lets us keep every tool free and open to everyone.
What should I do if CSS Minifier gives an unexpected result?
First check that your code or data is formatted as expected. If something still looks wrong, use the feedback link on the page and we will take a look.