JavaScript Beautifier

Format minified JS code into readable scripts with proper indentation.

Minified JS Input

Beautified JS Output

function hello(name){
  if(!name){
    return 'world';
  }
  return 'Hello '+name;
}

About JavaScript Beautifier Tool

Published: July 27, 2026Last Updated: July 27, 2026

Our JavaScript Beautifier formats compressed or single-line JS code into clean, readable code with proper block indentation.

Key Features

Formats minified JS scripts.
Indents nested functions, objects, and conditionals.
Fast client-side processing.

How to Use the Tool

Paste minified JavaScript into the input.
Click 'Beautify JS'.
Copy the formatted script.

Core Benefits

Makes obfuscated or compressed scripts readable for debugging.
Aids in code auditing.

Common Use Cases

Debugging production JS bugs.
Analyzing third-party scripts.

Pro Tips

Combine JS Beautifier with JS DeObfuscator for heavily encoded scripts.

Clean up and format JavaScript scripts easily using our free beautifier tool.

Frequently Asked Questions (FAQ)

Yes, modern JS syntax including arrow functions, async/await, and classes are supported.

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