JavaScriptVM Obfuscation

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Transform your code into custom bytecode that runs on a virtual machine. The strongest protection against reverse engineering.

Strongest protection

Code is converted to bytecode that cannot be directly understood

Anti-decompilation

No standard JavaScript to reverse engineer

Customizable VM

Each obfuscation generates unique opcodes and VM structure

Layered security

Combine with other obfuscation options for defense in depth

Free

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Try VM obfuscation

Free

no credit card required

10 VM obfuscations/month

Max file size: 2MB

Unlimited basic obfuscation

API access

Pro

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For individual developers

$9

/month

billed monthly

200 VM obfuscations/month

50/day limit

Max file size: 2MB

API access

Most Popular

Team

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For growing teams

$29

/month

billed monthly

1,000 VM obfuscations/month

200/day limit

Max file size: 4MB

API access

Business

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For teams and CI/CD pipelines

$79

/month

billed monthly

6,000 VM obfuscations/month

600/day limit

Max file size: 4MB

Priority support

Standard vs VM Obfuscation

Choose the right level of protection for your JavaScript code

Standard

Free

Open-source obfuscation that runs entirely in your browser. Good for basic protection and quick transformations.

Client-side processing

Syntax-level transformations

Basic to medium protection

VM Protection

Pro
Recommended

Advanced bytecode virtualization with custom VM runtime. Maximum protection against reverse engineering.

Server-side processing

Bytecode virtualization

Maximum protection level

Feature Comparison

FeatureStandardVM Protection

String Encryption

Control Flow Flattening

Dead Code Injection

Self-Defending Code

Debug Protection

Bytecode Virtualization

Custom VM Runtime

Anti-Tampering

API Access

Detailed Comparison

AspectStandardVM Protection

Execution Environment

Runs in your browser

Server-side processing

Protection Level

Basic to Medium

Maximum

Code Transformation

Syntax-level obfuscation

Bytecode virtualization

Reverse Engineering Resistance

Moderate

Extremely High

Static Analysis Protection

Limited

Strong

Dynamic Analysis Protection

Basic

Advanced