JS Beautifier
Format JavaScript code for better readability and debugging.
Beautify JavaScript
Result
Status: Ready
Input Length: 0
Output Length: 0
About this tool
JS Beautifier formats messy or minified JavaScript code into a clean, readable structure. It helps debugging, reviewing, and editing code efficiently. It is designed for quick development tasks such as debugging, formatting, validating, encoding, decoding, and inspecting data.
How to use JS Beautifier
- Paste your JavaScript code into the input area.
- Select indentation options if needed.
- Click Beautify JS.
- Review and copy the formatted output.
Why use JS Beautifier?
JS Beautifier makes compressed or unreadable JavaScript easy to understand. It is useful for debugging, learning, and maintaining code. This makes it useful when working with APIs, configuration files, logs, databases, web pages, or structured data.
Frequently Asked Questions
Does this change my JavaScript logic?
No. It only formats the code visually.
Can it handle minified JS?
Yes. It works well with minified JavaScript.
Is it safe?
Yes. Everything runs in your browser.
Is it free?
Yes. Completely free to use.
Do I need to install anything to use this tool?
No. You can use this tool directly in your browser without installing extra software.
Can I use this tool on mobile?
Yes. This tool can be used on desktop, tablet, and mobile browsers.