JavaScript Minifier

Safely minify JavaScript by removing comments and extra whitespace.

Free • Unlimited (Beta)

Limits will be introduced later; early users will get benefits.

JavaScript Minify Compression Developer

This is a safe minifier (no AST transforms). For advanced compression use build tools.

JavaScript code

Remove comments

Collapse whitespace

Keep license comments (/*! ... */)

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Safely minify JavaScript by removing comments and extra whitespace.

Use this tool for common tasks like conversion, validation, or analysis. Data is not stored on our servers.

Use the copy button on the page for results. If you see an error, check your input.

Safely minify JavaScript by removing comments and extra whitespace.

Yes. No sign-up required.

No. We do not store your input.

Enter your input, click the relevant button, and copy the output.

Invalid format or empty input may trigger a warning. Read the message and correct your input.