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Compress PDF

Make PDFs smaller by re-compressing the photos inside them. Text stays sharp and selectable.

🔒 Files are processed on your device. Nothing is uploaded.

How to use Compress PDF

  1. Click Choose files or drop your files into the box.
  2. Check the settings.
  3. Press Compress and download the result.

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FAQ

Is Compress PDF free?

Yes. Unlimited use, no sign-up, no watermark.

Are my files uploaded to a server?

No. FieldConvert processes files inside your browser, so your files never leave your device. That makes it private and fast, because there is no upload or download wait.

Is there a file size limit?

Only your device's memory. Files up to about 2 GB work in most desktop browsers.

Why did my PDF barely shrink?

Compression works on the photos inside a PDF. Text-only PDFs are already small, so there is little to gain.