JavaScript Minifier

Use the free online JavaScript Minifier tool. Fast, private and easy to use — runs entirely in your browser. Part of our Web & Developer Tools collection.

CSS Beautifier

Format and indent messy or minified CSS so it is easy to read and edit.

CSS Minifier

Shrink CSS by removing comments and whitespace for faster page loads.

JavaScript Beautifier

Reindent and format JavaScript so it is readable again.

JavaScript Minifier

Strip comments and whitespace to reduce JavaScript file size.

JSON Validator

Check whether your JSON is valid and see the exact error if it is not.

XML to JSON

Convert XML documents into clean, readable JSON.

URL Parser

Break any URL into its protocol, host, path, query parameters and fragment.

UTM Link Builder

Base URL Campaign source Campaign medium Campaign name Term Content

Create trackable campaign links with UTM parameters for analytics.

Color Converter (HEX · RGB · HSL)

Convert a HEX color to RGB and HSL and preview the swatch.

QR Code Generator

Generate a downloadable QR code from any text or link, right in your browser.

Frequently Asked Questions

Is the JavaScript Minifier free to use?

Yes. The JavaScript Minifier is completely free with no sign-up, no limits and no watermarks. You can use it as many times as you like.

Is the JavaScript Minifier safe and private?

Absolutely. The JavaScript Minifier runs entirely in your browser, so your data never leaves your device and nothing is uploaded to a server.

Do I need to install anything to use the JavaScript Minifier?

No installation is needed. The JavaScript Minifier works instantly online in any modern browser on desktop, tablet or mobile.

Does the JavaScript Minifier work on mobile phones?

Yes. The JavaScript Minifier is fully responsive and works smoothly on iPhone, Android and any other device.