Compress PDF Online

Reduce your PDF file size

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+ Click or Drag to choose Word Files + Click or Drag to choose Excel Files + Click or Drag to choose PPT, PPTX Files + Click or Drag to choose JPG Files + Click or Drag to choose PDF Files


We compressed {{ selectedFiles.length || workFiles.length }} filesfile for {{ resultData.ratio }}%.

Your file merging is complete. We successfully merged {{ selectedFiles.length || workFiles.length }} filesfile into one file.
Your file splitting is complete. We successfully split {{ selectedFiles.length || workFiles.length }} filesfile.
Your file conversion is complete. We successfully converted {{ selectedFiles.length || workFiles.length }} filesfile.


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We’ll permanently delete all files from our servers within a few hours after conversion.

  How to Compress PDF Files

Drag-and-drop the files onto the page, or click the linked text to browse your computer. You can also use the icons to select a file from your Dropbox or Google Drive account. Then, click the Compress button to get your download.

  Easy and Reliable

The PDF compressor is fast, secure, and easy to use - you’ll be able to download your compressed file within a few seconds.

  High-Quality Files

When you compress a PDF online, Zonepdf will maintain the best possible quality. You can upload the document to any website or email program that supports PDFs.

Try using Zonepdf to convert JPG to PDF online, split PDF, or merge PDF files too!