Developer & SEO Workspace

CSS Minifier

Reduce CSS file size by stripping comments, whitespace, and newlines. Copy the minified output directly. Free and private.

Last updated: March 2026

How to use CSS Minifier

1
Click "Select file" or drag and drop your file into the upload area
2
Configure any options if available for this tool
3
Click the convert or process button to start
4
Download your result from the result page

When to use this tool

  • Quick online conversion without installing any software
  • Works on Windows, Mac, iPhone, and Android devices
  • Files are automatically deleted after download for privacy
  • Free to use with no registration or account required

Frequently Asked Questions

What is removed?
Comments, whitespace, and newlines.
Is functionality preserved?
Yes.
Max input?
1MB.
Data stored?
No.