Developer & Data Tools

CSS Minifier

Use CSS Minifier free in your browser. No account required; your input is processed locally in your browser.

Runs locallyYour inputs stay in your browser.
Workspace
BEHIND THE TOOL

Make CSS source more compact

Comments and common unnecessary whitespace are removed from CSS source.

CSSMinified CSSRuns locally
01CSS
02Remove comments + spaces
03Minified CSS

CSS → Remove comments + spaces → Minified CSS

GOOD TO KNOW

Minified CSS is optimized for size, not editing

Compact source is harder for humans to read but can reduce transferred text size.

PRIVATE BY DESIGN

Your input stays in the browser

Processing runs directly in the page without requiring the content to be sent to UtilityLake.

02

Useful details

Is the original input modified?

No. The tool produces a new result while leaving the entered source unchanged.

Does processing happen locally?

Yes. The content is processed in your browser.