JavaScript Minifier & Beautifier

Minify JavaScript to reduce file size or beautify minified code for readability. Supports ES6+ syntax.

Output 
Result will appear here
Input:0 B
Output:0 B
Savings:0%

How to Use

1

Paste Code

Paste your JavaScript code or minified code into the input area.

2

Choose Action

Minify removes whitespace and comments. Beautify formats code for readability.

3

Copy Result

Copy the output or use Swap to continue editing.

FAQ

What does JavaScript minification do?

Minification removes whitespace, comments, and shortens variable names to reduce file size. This makes your JavaScript load faster while keeping functionality intact.

Is the minified code still functional?

Yes! Minification only removes unnecessary characters. The code runs exactly the same way, just smaller in size.

Is my code secure?

Yes. All processing happens in your browser. Your code never leaves your device.

Related Tools

JSON Formatter SQL Formatter XML Formatter Markdown Formatter Base64 Encoder URL Encoder JWT Decoder HTML Encoder CSS Minifier HTML Minifier Slug Generator String Escape JSON / CSV JSON / YAML HTML / Markdown Password Generator UUID Generator Hash Generator Lorem Ipsum Generator QR Code Generator Cron Generator Word Counter Case Converter Regex Tester Diff Checker Image Compressor Passport Photo Resizer Social Media Resizer Color Picker Timestamp Converter Timezone Converter Date Calculator Time Calculator Date Formatter