Developer
CSS Minifier
Compress CSS files for production by stripping comments, whitespace, and unnecessary characters. Shows byte savings after minification.
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Frequently asked questions
Is this tool free?+
Yes. Every Utilio utility is free with no sign-up, usage limits, or paywalls.
Do you store my data?+
No. Processing happens entirely in your browser. Your input never leaves your device.
Can I use this tool offline?+
Yes. Once the page loads, most tools continue working without an internet connection.