pdf tools

Compress PDF

Reduce PDF file size by optimizing content and removing unused objects

Upload PDF document

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application/pdf · up to 50MB

How to Use

Why no size reduction?

Some PDFs are already optimized. pdf-lib cannot re-encode images in the browser.

Is it lossless?

Yes — only unused objects are removed.

Merge PDF

Combine multiple PDF files into a single PDF document

Optimize PDF

Optimize PDF to reduce file size while preserving quality

Flatten PDF

Flatten PDF form fields and annotations into static content