Minify JavaScript Online
Compress a JavaScript file for production, or format a minified one so you can actually read it.
Drop your file here
Supports JS, MJS, TS · processed locally
How to use the JavaScript Minifier
- 1Open or paste your JavaScript.
- 2Minify or beautify.
- 3Review the output.
- 4Copy or export.
Features
- Minify and beautify in one editor
- Size before and after
- Keeps syntax valid
- Works offline
- 100% client-side — your file never leaves your device