JS Beautifier

Format and beautify minified JavaScript code.

JavaScript Formatter / Minifier

How to use JS Beautifier

1
Navigate to the JS Beautifier tool above and enter or upload your input data.
2
Configure any available options or settings to match your needs.
3
Click the action button to process your input. Results appear instantly.
4
Copy or download the result. All processing happens in your browser — no data is sent anywhere.

Frequently Asked Questions

Is the JS Beautifier free to use?
Yes, JS Beautifier is completely free. No signup, no account, and no payment required. It will always be free.
Does JS Beautifier work on mobile?
Yes, this tool is fully responsive and works on all devices — mobile, tablet, and desktop. It runs entirely in your browser.
Is my data safe when using JS Beautifier?
Absolutely. All processing happens in your browser. Your data is never sent to any server and is not stored or logged anywhere.
Do I need to install anything?
No installation required. JS Beautifier works directly in your browser — just visit the page and start using it instantly.