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ConvertBox

JavaScript Minifier

Minify JavaScript code by stripping comments and extra whitespace to reduce file size before deployment, with all processing handled locally.

Warning

This tool provides basic minification only. For production, use professional tools like Terser or UglifyJS.

How to Use

  1. Paste your JavaScript code in the input area
  2. Select compression options
  3. Click Minify JavaScript to compress
  4. Copy the minified result

All processing is done in your browser, and files are never sent to a server.

Frequently Asked Questions

This tool provides basic minification. For production builds, professional tools like Terser or UglifyJS are recommended.
Yes, there is an option to remove console statements and debugger statements.
Basic ES6+ syntax is supported, but complex module syntax may require more advanced tools.