JavaScript Obfuscator

Protect your JavaScript source code with AST-level transforms. Everything runs in your browser your code never leaves your device.

Preset:

Options

Compact

Remove whitespace and line breaks

String Array

Move strings into a hidden array

Control Flow Flattening

Restructures code flow · slow

Dead Code Injection

Inject random unreachable code

Numbers to Expressions

Replace numbers with math expressions

Self Defending

Breaks if code is reformatted · risky

Debug Protection

Prevents DevTools debugging · risky

Disable Console

Silences all console.log calls

Rename Globals

May break external API calls · risky

String Encoding:

Input

0 chars 0 lines 0 B

Output

0 B

100% private

Your code never leaves your browser or saved on our server.

AST-level transforms

Load JS files

Drag & drop or click to open a .js file.