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Minify JavaScript code to reduce file size for production. Use our free javascript minifier online tool — instant results, no upload, completely private.
No account · No upload · No watermark · Works on any device
Navigate to the JavaScript Minifier tool — no download or installation needed.
Drop your file or paste your data. Everything stays in your browser, nothing is uploaded.
Processing happens instantly on your device. Download or copy your result.
Minify JavaScript bundles for production
Reduce script size for mobile performance
Compress inline scripts for HTML emails
Format, validate, and beautify JSON data with syntax highlighting.
Pick colors and convert between HEX, RGB, HSL, and CMYK formats.
Minify CSS code to reduce file size and improve page load speed.
Minify HTML code by removing whitespace, comments, and unnecessary attributes.
No signup, no upload, 100% private. Works right in your browser on any device.
Open JS Minifier