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Minify CSS for production and beautify CSS for editing with one click. Fast, local, and privacy-first.
All processing runs locally in your browser. Generated CSS is never uploaded.
CSS bloat adds bytes to every page load. The CSS Minifier / Beautifier strips comments, whitespace, and redundant rules for production bundles — and reverses the process to produce readable, indented source for development work.
Pair with Advanced CSS Studio for live editing and visual generation alongside the minified output.
Typically 20–40% size reduction. Higher savings on files with many comments and verbose formatting.
No. Minification only removes non-functional characters — whitespace, comments, and optional syntax. Behavior is identical.
When auditing third-party stylesheets, debugging minified framework output, or reviewing generated CSS from preprocessors.
Check out our technical guides to learn more about how browser-side processing works.
Read Glossary