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Developer Tools

Beautify JavaScript Online for Free

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Ubify Intelligence Team

EDITORIAL TEAM

~2 min read
~226 words
VERIFIED MAY 2026

About This Tool

The JavaScript Beautifier formats complex or minified JS code into a structured, readable format — essential for developers debugging scripts or learning from third-party libraries. It applies consistent indentation and spacing while maintaining the original logic and execution flow. This tool is completely free, secure, and processes everything locally on your device.

How to Use

  1. 1

    Paste your JavaScript code into the input editor.

  2. 2

    Choose Beautify to format it or Minify to compress it.

  3. 3

    Copy the result and use it in your project.

  4. 4

    Paste your JavaScript code into the input area.

  5. 5

    Click the Beautify button to apply indentation and line breaks.

  6. 6

    Copy the clean JS code or download it for your development environment.

  7. 7

    Why should I beautify my JavaScript?

  8. 8

    Beautifying makes code understandable for humans, which is critical for code reviews, debugging, and maintaining long-term projects.

Frequently Asked Questions