JavaScript Minifier - Minify and Compress JS Online

Our free online JavaScript minifier and compressor tool allows you to easily minify and compress JavaScript code to optimize it for production use.

Minifying JavaScript removes whitespace, newlines, and comments to reduce code size, improving page load times and performance. Our JavaScript minifier preserves validity and functionality.

Give it a try by entering JavaScript code below to minify it!

JavaScript Compressor

Minification Options

Why Minify JavaScript?

Here are some key reasons to minify JavaScript code:

Overall, minifying JavaScript improves site speed, efficiency, and bandwidth utilization. It optimizes JS code for production use.

How Our JavaScript Minifier Works

Our JavaScript minifier is easy and free to use:

  1. Paste your JavaScript code into the editor
  2. Click the "Minify JS" button
  3. Minified JavaScript output will be generated

The minifier removes comments, whitespace, newlines, and other unneeded characters while keeping code valid.

We provide options to specify the level of minification and code wrapping. The minified JavaScript can be copied out or downloaded.

Keep Readable Code When Needed

While minification is great for production, retain the original readable code for development and debugging. Our tool allows selective minification to keep parts of your code readable.

Why Use an Online JavaScript Minifier?

Here are some benefits of using an online JavaScript minification tool:

For quick, easy, and unlimited JavaScript minification, try out our online minifier today!