JavaScript Minifier – Minify JS Code Online Free
Compress and optimize your JavaScript files instantly with our free JavaScript Minifier. Remove comments, whitespace, and reduce file size for faster websites.
Why use a JavaScript Minifier?
JavaScript files often contain comments and formatting that make code easier to read, but unnecessary for browsers. A JS Minifier removes these characters, shrinking file size and improving load times without changing functionality.
- ✅ Faster website speed
- ✅ Smaller JavaScript files
- ✅ Improved SEO & Core Web Vitals
- ✅ Free & easy to use
How to use the JS Minifier
- Paste your JavaScript code into the input box.
- Click Minify.
- Copy the optimized JS code or download it instantly.
Example
// Before
function greet(name) {
console.log("Hello, " + name);
}
// After
function greet(n){console.log("Hello, "+n);}
FAQ
No, minification only removes unnecessary characters like whitespace and comments. The functionality remains the same.
Yes! Our JavaScript Minifier is 100% free and works instantly in your browser.