JavaScript Obfuscator

Source Code
Options
Note: This tool obfuscates for casual protection — determined users can reverse it. Use server-side protections for secrets.
Obfuscated Output
// Your obfuscated code will appear here.

JavaScript Obfuscator | Free Online Code Protection Tool

JavaScript Obfuscator

Protect your JavaScript code from theft and unauthorized use with our free JavaScript Obfuscator. This tool encodes and compresses your JS code, making it hard to read while preserving functionality.

Key Features
  • Instantly obfuscate JavaScript code online
  • Preserve original functionality with encoded output
  • Minify and compress JS for faster load times
  • Add anti-debugging & anti-tamper protection
  • Works on all browsers and devices
  • Free, fast & secure – no installation required
How to Use
  • Paste your JavaScript code in the input box
  • Select obfuscation level (Basic, Medium, Advanced)
  • Click Obfuscate to encode your code
  • Copy or download the protected JS file
Why Use Our JavaScript Obfuscator?

This tool ensures your JavaScript remains functional while making it extremely difficult to read or reverse-engineer. Perfect for developers who want to protect premium code, proprietary algorithms, or commercial applications.

Tip: Always keep a backup of your original source code before obfuscation.

Tools FAQs

A JavaScript Obfuscator is an online tool that transforms your JavaScript code into a more complex and unreadable format while keeping its functionality intact. This helps protect your source code from reverse engineering, theft, and unauthorized use.

Using a JavaScript Obfuscator improves code security by making it difficult for others to copy, understand, or modify your scripts. It’s widely used for protecting business logic, API keys, licensing systems, and sensitive applications.

Simply paste your JavaScript code into the obfuscator tool and click the obfuscate button. The tool will generate an obfuscated version of your code that you can download or copy for use in your projects.

No, when done properly, JavaScript obfuscation does not affect the functionality or performance of your code. The script will run the same way as before but in an unreadable format for humans.

Yes, most JavaScript Obfuscators are free and process your code securely. Reliable tools ensure your code is not stored on servers, keeping your project safe and private.

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