Compress PDF

Shrink a PDF by recompressing its embedded photos, with Extreme, Recommended, and Less compression presets.

PDF files, up to 50 MB

Your file never leaves this browser tab — everything runs locally on your device.

How to use compress pdf

  1. Choose or drag in a PDF file.
  2. Pick a compression level — Extreme, Recommended, or Less — based on how much quality you can trade for size.
  3. Click "Compress PDF", then compare the before/after size and download the result.

Common use cases

  • Getting a scanned or photo-heavy PDF under an email attachment or upload size limit.
  • Shrinking a report full of screenshots or camera photos before archiving it.
  • Reducing storage space for large PDF collections.

Related tools

Frequently asked questions