CSS Minifier
Remove comments and whitespace to compress your CSS instantly
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- 100% free — no account needed
- Runs in your browser
- Nothing is uploaded
Frequently asked questions
Is CSS Minifier really free?
Yes. CSS Minifier is completely free on PureBrowser — every feature, with no account, no trial, and no credit card.
Does CSS Minifier upload my data?
No. CSS Minifier runs entirely inside your browser, so anything you type, paste, or open stays on your own device.
Do I need to sign up or install anything?
Neither. There is no account and nothing to download — open the page and CSS Minifier is ready to use on desktop or mobile.
Does CSS Minifier work offline?
Once the page has loaded, yes. All of the processing happens locally in your browser, so it keeps working without a connection.
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