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JavaScript Minifier

Apply conservative whitespace and comment reduction to JavaScript.

About the JavaScript Minifier

Apply conservative whitespace and comment reduction to JavaScript. It runs entirely in your browser — nothing is uploaded to a server, so it is fast and private. Just use it and go.

How to use the JavaScript Minifier

  1. Enter or paste your input into the tool above.
  2. Adjust any options to fit what you need.
  3. Copy or download the result.

Frequently asked questions

Is the JavaScript Minifier free?

Yes. This tool is completely free to use, with no sign-up required.

Is my data safe?

Everything runs locally in your browser. Your input never leaves your device.

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