JS Minify & Beautify Tool

• A free online tool to minify and beautify JavaScript/TypeScript code — adjust the compression level, mangle variable names, strip comments and console calls, format code, and highlight syntax
• Minify JS in one click to shrink file size, or beautify it to boost readability — ideal for frontend performance tuning, debugging, and deployment

1. Open the tool page — no download or installation needed
2. Paste or type your JavaScript/TypeScript code, choose Minify Code or Beautify Code mode, and adjust the minify or beautify options as needed
3. Click the Minify Code or Beautify Code button to process; then click Copy to grab the result or Download to save the file

• This tool is completely free and requires no sign-up or login
• All processing runs locally in your browser — your code and data are never uploaded

Free online JavaScript/TypeScript code minification and beautification tool, supports code compression, variable name obfuscation, comment removal, code formatting, syntax highlighting and more. One-click minify JS code to reduce file size, or beautify code to improve readability. Suitable for frontend performance optimization, debugging, project deployment and other scenarios.

Open the tool page — no download or installation needed Paste or type your JavaScript/TypeScript code, choose Minify Code or Beautify Code mode, and adjust the minify or beautify options as needed Click the Minify Code or Beautify Code button to process; then click Copy to grab the result or Download to save the file

This tool is completely free and requires no sign-up or login All processing runs locally in your browser — your code and data are never uploaded

Yes, JS Minify & Beautify Tool is completely free. No download or installation required — it runs right in your browser.