Optimize PDF

Compress PDF

Re-encodes images inside the PDF and removes redundant metadata. No quality theatre — only real, measurable savings.

Drop a PDF here

or click to choose files

100% browser-based · files never leave your device

Why use this tool?

  • Three compression levels with honest size reporting.
  • Never inflates already-optimized files.
  • Runs locally — your document stays private.

How it works

  1. 1Upload your PDF.
  2. 2Pick a compression level.
  3. 3Compare original vs compressed size.
  4. 4Download the smaller PDF.

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FAQ

Are my files uploaded to a server?

No. Every PDF tool on this site runs entirely in your browser. Files never leave your device.

Is there a file size limit?

Processing is limited by your device memory. Most files up to ~200 MB work comfortably on a modern laptop or phone.

Does it work offline?

After the page loads, yes — no further network requests are needed.