Question 1

What is a JavaScript formatter?

Accepted Answer

A JavaScript formatter (also called a JS beautifier) is a tool that takes minified or unformatted JavaScript code and rewrites it with proper indentation, spacing and line breaks to make it easy to read.

Question 2

How do I format JavaScript online?

Accepted Answer

Paste your JavaScript into the left panel and click Format. The tool instantly beautifies it with configurable indentation (2 or 4 spaces). Everything runs in your browser — no data is sent to any server.

Question 3

What is JavaScript minification?

Accepted Answer

Minification removes comments, extra whitespace and unnecessary characters from JavaScript to reduce file size for faster page loads.

Question 4

Is this JavaScript formatter free?

Accepted Answer

Yes, completely free. The JS formatter and minifier run entirely in your browser with no signup and no data sent to any server.

Question 5

Can it format minified JavaScript?

Accepted Answer

Yes. Paste any minified JS (single long line) and click Format to get readable code with proper indentation.