Compress PDF Files


Reduce PDF file size with clear quality choices. Use lossless optimization for safe cleanup, or stronger image compression when a smaller file matters more.

1. Compression Level

Lossless Optimize is safest but may only reduce already-optimized PDFs a little. Smallest File usually saves the most space on scanned or image-heavy PDFs, but image detail can be reduced.

2. Upload Files

Drag & Drop PDFs

Max 100MB per file

Processing Queue

0 Files

No PDFs uploaded yet.

Files are processed on our server and temporary files are removed after processing.

Compress PDF

Compress PDF is built for quick document work when you need a clean result without installing desktop software. It focuses on the common everyday task, keeps the workflow short, and gives you a result that is easy to download and use.

How to use this tool

  1. Add the file you want to process.
  2. Check any available options before starting the task.
  3. Run Compress PDF and wait for the result to finish.
  4. Download the finished file and review it before sharing or archiving.

Practical notes

  • Use a copy of important files when testing a new workflow.
  • For scanned PDFs, very large image pages may affect the final file size.
  • After processing, open the result once to confirm layout and readability.

FAQ

Will Compress PDF change my original file?

No. The tool creates a processed result while your original file on your device remains unchanged.

Can I use the result for work documents?

Yes, but review the output before sending it, especially when the file contains forms, scans, or detailed formatting.

Why can results differ between files?

PDFs are built in different ways. Images, embedded fonts, scans, and page complexity can all affect the final output.