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CSS Minifier
Remove comments and whitespace from CSS.
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How it works
- Select your file from your device
- Adjust settings if needed
- Save the result — done!
Why LocalConvert?
- 100% private — your files never leave your device. No server uploads, ever.
- Free forever with no file size limits. No accounts, no subscriptions.
- Works offline as an installed app. No internet required after first load.
Frequently asked questions
What does CSS minification remove?
Comments, unnecessary whitespace, newlines, and redundant semicolons are removed to reduce file size.
How much smaller will my CSS be?
Typically 20-40% smaller depending on formatting. Heavily commented files see the biggest reduction.
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