JavaScript Minifier
Remove comments and unnecessary whitespace from JavaScript code. All processing done in your browser.
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How to Use
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Paste your JavaScript code into the left editor.
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Click Minify JS — comments and whitespace are removed instantly.
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Copy or Download the output as .min.js.
📖 Want to learn more?
Read our in-depth guide: tips, best practices, FAQs, and real-world examples.
- Safe: only removes comments and whitespace
- Always name output files .min.js
- Vite and Webpack auto-minify in production builds