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javascript minifier

minify javascript by removing comments, whitespace, and optimizing code

Try examples:

Settings

Input JavaScript

Minified JavaScript

About JavaScript Minification

JavaScript minification reduces file size by removing unnecessary characters without changing functionality:

  • Removes comments and whitespace
  • Shortens variable names (optional)
  • Removes console.log statements (optional)
  • Removes debugger statements
  • Optimizes boolean values (true → !0, false → !1)
  • Preserves license comments

Benefits:

  • Faster download times
  • Reduced bandwidth usage
  • Better performance scores
  • Harder to reverse-engineer

⚠️ Important:

Always test minified code thoroughly. Some aggressive optimizations may break functionality.