Private by design

Compress PDF

Reduce PDF file size for email and upload by optimising images and fonts, with a choice of screen, ebook or print quality.

Options

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Work in progress

Your files are still being processed.

Side-by-side comparison
Original
Result

How to use

  1. Add one or more PDF PDFs — drag and drop, click to browse, or paste.
  2. Adjust the options, or keep the recommended defaults.
  3. Press “Compress” and download each result, or everything at once as a ZIP.

Formats & privacy

Input: PDF

Output: PDF

This tool runs on our server. Files travel over HTTPS, are processed in an isolated temporary folder and are deleted automatically within 30 minutes. Read the privacy details.

Frequently asked questions

Is Compress PDF free?

Yes. Compress PDF is free to use, with no sign-up, no watermark and no daily limit.

Are my files uploaded?

This tool needs our server. Files are sent over HTTPS, processed in an isolated temporary folder, and deleted automatically within 30 minutes. We never keep or share them.

Which formats are supported?

Input: PDF. Output: PDF.

Can I process several files at once?

Yes. Add as many files as you like; they are processed in parallel and you can download them all as a single ZIP.