JavaScript Formatter & Minifier

Beautify messy JS code or compress it for production. Secure, string-safe, and runs entirely in your browser.

Input (Paste JS here)
Result

Why use our JavaScript Formatter?

JavaScript is the programming language of the web. Often, plugins or scripts you download are "minified" (squashed into a single line) to save space. While this is great for browsers, it's impossible for humans to read. Our tool safely un-minifies JS code by adding proper spaces, newlines, and brackets back into place.

Features & Benefits

String-Safe Formatting

Unlike basic formatters that break your code by accidentally modifying URLs or text inside strings, our custom engine safely masks your strings before formatting, ensuring 100% code integrity.

Production Minification

Writing your own script? Paste it here and hit 'Minify' to strip out all comments and unnecessary whitespace before uploading it to your live server.

Frequently Asked Questions

No. Browsers do not need spaces, line breaks, or comments to understand JavaScript. Minification only removes these human-readable elements, leaving the computer-readable logic perfectly intact.
No. A formatter organizes the layout of the code but does not change the logic or fix missing brackets/semicolons. However, having formatted code makes finding those syntax errors much easier!
Never. All code parsing, minification, and formatting are executed by JavaScript running inside your own browser. It is 100% private.