JavaScript Minifier
Drag & drop your JavaScript file here
or
Original JavaScript
Minified Result
Why Use Our Minifier?
Fast Processing
Our minifier processes your JavaScript files quickly and efficiently, saving you development time.
Secure
All processing happens in your browser. Your code never leaves your computer.
No Limits
Minify as much code as you need with no file size restrictions or usage limits.
How It Works
Input Your Code
Paste your JavaScript code directly or upload a file using the drag and drop interface.
Minify
Click the minify button to process your code and remove all unnecessary characters.
Get Results
View, copy, or download your minified code with detailed size reduction statistics.
Frequently Asked Questions
No, all processing happens in your browser. Your code remains completely private and never leaves your device.
The minifier removes comments, whitespace, and unnecessary semicolons while preserving all functionality.
There are no hard limits, but very large files (over 5MB) may take longer to process in your browser.
No, the minifier only removes unnecessary characters while maintaining the exact same behavior.
Note: All processing happens in your browser. No data is uploaded to any server.
For best performance with very large files, consider splitting your code into smaller chunks.