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Free JavaScript Obfuscator Online

Welcome to our online JavaScript obfuscator. As a community version, it performs fundamental functions to protect your code, making it unreadable to others. With features like string obfuscation and hex obfuscation, it’s never been easier to get basic protection for your JavaScript code!

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Obfuscated Code:

Compatibility with Javascript Frameworks


Angular Obfuscator


Next.js Obfuscator


Node.js Obfuscator


React Obfuscator

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Typescript Obfuscator


Vue.js Obfuscator

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Webpack Obfuscator

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Benefits of Our Online JavaScript Obfuscator

It is an easy-to-use tool that improves application security, increases performance and ensures seamless browser compatibility.

Safeguard Your Intellectual Property

Safeguard your intellectual property with our multi-objective JavaScript obfuscator, which protects your code from theft and unauthorized use.

Preserve your unique ideas and hard work by making it harder for others to understand, copy or manipulate your spaghetti logic code. Our obfuscator helps to enable anti-theft measures for your valuable code.

  • Protect code from unauthorized access
  • Preserve unique ideas and work
  • Discourage reverse-engineering
Xamarin Obfuscato
Xamarin Obfuscato

Enhance Application Security

Enhance your application’s security with our JavaScript obfuscator. Prevent reverse-engineering, code tampering and stealing to protect your app against hackers and malicious users.

Our obfuscator makes it extremely difficult for attackers to deobfuscate and understand your code, reducing the chances of it being copied by anyone and exploited for potential vulnerabilities.

  • Prevent code tampering attempts
  • Fortify against hackers and threats
  • Enhance overall app security

Boost Performance and Efficiency

Boost your application’s performance and efficiency with our JavaScript obfuscator. Reduce code size using advanced compression techniques, which help improve loading times and overall user experience.

Optimized and obfuscated code results in a faster and more responsive application that keeps users engaged. Transform your spaghetti logic code into a modified version that runs smoothly and efficiently.

  • Advanced code compression
  • Improve loading time
  • Optimize user experience
Xamarin Obfuscato
Xamarin Obfuscato

Ensure Seamless Browser Compatibility

Ensure seamless browser compatibility with our JavaScript obfuscator. Obfuscated code runs smoothly on all major browsers, preventing errors and crashes due to incompatibilities.

Our obfuscator allows you to focus on developing great applications without worrying about browser-related issues, even when working with spaghetti logic code.

  • Smooth operation on all browsers
  • Prevent errors and crashes
  • Ensure cross-browser compatibility

The Importance of Obfuscating JavaScript Applications

Neglecting to obfuscate your JavaScript code can lead to the exposure of sensitive information through reverse engineering, increasing the risk of attacks and security breaches.

Mitigating Security Risks

JavaScript obfuscators help protect your application from hackers by making it more difficult for them to analyze and exploit vulnerabilities in your code, reducing the likelihood of security breaches.

Preserving Brand Trust

A compromised JavaScript application can erode user trust in your brand, leading to a decline in reputation and revenue. Employing JavaScript obfuscation helps maintain your brand’s integrity and secure your users’ trust.

Preventing Unauthorized Access

By analyzing the unprotected source code of your JavaScript app, attackers can manipulate it for their own gain. JavaScript protection safeguards your application against unauthorized access and data theft.

Protecting Intellectual Property

Failing to obfuscate your JavaScript app’s code makes it easier for attackers to steal or replicate your intellectual property, resulting in financial losses. JavaScript code protection helps defend your business’s valuable information.

Increased Risk of Code Theft

Not obfuscating JavaScript code increases the risk of theft and unauthorized use. Skilled individuals can easily understand, copy and manipulate your files, resulting in loss of intellectual property and potential revenue by 2024.

  • Code theft leads to loss of IP and revenue
  • Attackers can exploit unobfuscated code
  • Unprotected code is vulnerable to manipulation
Xamarin Obfuscato
Xamarin Obfuscato

Exposed Application Vulnerabilities

Unobfuscated code exposes application vulnerabilities and allows hackers to identify weak points. Inadequate protection may lead to cyber attacks, with some malicious users even using a deobfuscator to revert the code to its original state. 

  • Exposed vulnerabilities risk app security
  • Easier for hackers to identify weak points
  • Increased risk of cyber attacks

Hindered Performance and User Experience

Not obfuscating JavaScript code increases the risk of theft and unauthorized use. Skilled individuals can easily understand, copy and manipulate your files, resulting in loss of intellectual property and potential revenue by 2024.

  • Non-obfuscated code hinders performance
  • Slower load times affect user experience
  • Reduced app responsiveness
Xamarin Obfuscato
Xamarin Obfuscato

Browser Compatibility Issues

Unobfuscated code may encounter compatibility issues across different browsers, causing errors and crashes. Ensuring seamless browser compatibility is essential to prevent users from being unable to download or use your package.

  • Compatibility issues across browsers
  • Unobfuscated code prone to errors
  • Crashes due to incompatibilities

Trusted by developers from over 50 countries

ByteHide Shield provides a powerful and necessary infrastructure and integrations to automate the process of effectively securing source code.


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With support from the best

Using our JavaScript Obfuscator

Frequently asked questions about obfuscation and applications protection

What is a JavaScript obfuscator?

A JavaScript obfuscator is a tool that transforms your JavaScript code into an unreadable format by applying complex transformations, making it difficult for others to understand, reverse-engineer, or steal your intellectual property. It helps protect your code, improve application security, and prevent unauthorized use of your work.

Why should I obfuscate my JavaScript?

Obfuscating your JavaScript code is important for several reasons. It helps protect your intellectual property from theft and unauthorized use, enhances application security by preventing reverse-engineering and code tampering, boosts performance and efficiency through code optimization and compression, and ensures seamless browser compatibility by reducing potential errors and crashes.

Is obfuscated code slower?

Obfuscated code can be slightly slower due to the added complexity, but the performance impact is negligible. In fact, our JavaScript obfuscator also optimizes and compresses the code, which can result in faster loading times and better overall performance. This means that any potential slowdown is offset by the performance improvements gained through optimization.

How can public sector organizations address the skills shortage in cybersecurity?

Public sector organizations can address the skills shortage in cybersecurity by investing in training and professional development for their existing staff, promoting cybersecurity career opportunities, and partnering with educational institutions to develop cybersecurity curriculums. Additionally, organizations can collaborate with private sector companies and cybersecurity experts to access specialized knowledge and expertise, and consider outsourcing certain security functions to managed security service providers.