Minificatore CSS
Rimuovi commenti CSS, comprimi spazi e rimuovi caratteri non necessari per ridurre la dimensione del file.
Informazioni su questo strumento
CSS Minifier is a free, browser-based tool that lets you process developer tasks instantly — without installing software, signing up, or uploading files to any server. Everything happens locally in your browser, so your data stays on your device.
This tool is built for everyday use: from quick one-off tasks to repeated workflows. It loads in milliseconds, works offline once cached, and runs equally well on desktop, tablet, and mobile. The interface is deliberately minimal so you can focus on the result rather than learning the tool.
Common use cases include: debugging api payloads and inspecting responses; validating data formats before pushing to production; generating boilerplate values for tests and fixtures; quick reference without searching the docs. Whether you're a student, a professional, or just need a quick utility, CSS Minifier gets the job done in seconds.
Privacy is built in by design. Because all processing happens client-side in your browser, no analytics service, advertising network, or backend ever sees your input or output. You can verify this by checking your browser's network tab while using the tool — you'll see zero outbound requests for your data. That makes CSS Minifier suitable for sensitive content (medical, legal, financial) where uploading to a third-party service would be a non-starter.
CSS Minifier is part of ToolHub — a free, ad-free, open-access collection of 750+ in-browser utilities covering PDFs, images, text, calculators, developer tools, design, social media, education, business, health, and more.
Come usarlo
- 1Open CSS Minifier in any modern browser (Chrome, Firefox, Safari, Edge). No installation or signup required.
- 2Provide your input — paste, type, or upload depending on the tool's input panel.
- 3Review the result, then copy or download. All actions happen instantly in your browser.
Caratteristiche principali
- 100% client-side — your data never leaves your browser
- Free with no signup, no email, no payment required
- Works on desktop, tablet, and mobile (44 px tap targets)
- Dark mode and 25-language support built in
- Handles payloads up to several MB — instant in most cases
Consigli pro
- Bookmark the tool for one-click access on your next visit — all settings save in localStorage.
- For repeat use, make sure your input is well-formed (the tool reports parse errors clearly) so the tool runs at full speed.
- If you find a bug or want a new feature, use the feedback form below — every suggestion is read.