JS Formatter

Beautify JavaScript code.

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About JS Formatter

JS Formatter is a free online tool in our Developer Tools collection. Beautify JavaScript code.

It works entirely in your browser, so your files and text stay on your device and the result appears instantly.

There is nothing to install, and it works on Android, iPhone, Windows and Mac.

Runs in your browser. Your data never leaves your device.

Is JS Formatter free?

Yes. You can use JS Formatter for free without installing anything. A free account gives you higher daily limits, and paid plans remove most limits.

Is it safe to use?

Yes. JS Formatter runs completely in your browser, so your data never leaves your device.

Do I need to install any software?

No. JS Formatter works in any modern web browser on Windows, Mac, Linux, Android and iPhone.

Does it work on mobile phones?

Yes. The page adapts to any screen size, so you can use it on your phone or tablet just like on a computer.

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