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JavaScript Minifier

Minify JavaScript by removing whitespace, shortening variable names and stripping dead code where safe.

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How to Use the JavaScript Minifier

  1. 1Paste your JavaScript.
  2. 2Click Minify.
  3. 3Copy or download the compressed output.

Frequently Asked Questions

What minifier does this use?+

It uses Terser, the same minifier used by most production JavaScript build pipelines.

Could minifying break my code?+

Terser is production-grade and safe for standard JS, but always test minified output before deploying.

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