JavaScript Beautifier v1.0
Beautify JavaScript code with proper formatting. Transform minified or messy JS into clean, readable code.
No data uploaded – runs 100% in your browser
Used by developers in 120+ countries
v1.0 • Updated Nov 2025
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How to Use the JavaScript Beautifier
- Paste your JavaScript code
- Click 'Beautify' to format
- Adjust formatting preferences
- Copy the formatted code
What is JavaScript Beautifier?
A JavaScript beautifier reformats JS code with proper indentation, spacing, and line breaks. It makes minified or poorly formatted code readable and maintainable.
Why Use a JavaScript Beautifier?
- Deobfuscate minified JavaScript
- Consistent code style
- Easier code review
- Faster debugging
- Configurable formatting rules
Frequently Asked Questions
What is a JavaScript Beautifier?
A JavaScript Beautifier formats JS code with proper indentation and structure for improved readability.
Is this JS Beautifier free?
Yes, this JavaScript Beautifier is completely free and runs entirely in your browser.
Is my data secure?
All processing is done locally in your browser. No data is uploaded or stored.