Compress PDF

Reduce PDF file size online for free with high quality and no email required.
Choose File

or drop PDF file here

Uploaded files are never saved. All data will be deleted after compression.

FINISHED
Download Start over
UPLOADING
60%...
COMPRESSING
Retry
ERROR:No tables were found to extract. This will occur when converting to compression while ignoring non-table content, if only non-table content exists.
SwifDoo PDF Desktop
Faster and unlimited conversion/Batch file processing /More formats
Tired of the wait? Try < SwifDoo PDF Desktop for Windows >
User Satisfaction 4.9 488 Votes

How to Compress a PDF

  • Step 1

    Simply drag and drop your PDF files into the SwifDoo PDF online tool. Once uploaded, the compression process starts automatically — it's fast, easy, and efficient.

  • Step 2

    When the compression is complete, just click the “Download File” button to save your compressed PDF to your computer in seconds.

SwifDoo PDF for Windows

Batch convert multiple PDFs to Word documents simultaneously, including both large scanned PDFs and text-based PDFs with OCR capabilities.

  • 160+ COUNTRIES
    business & home users
  • 100+ Million
    total downloads
  • Editors’ Choice
    Professional Media

FAQs

  • Will compressing my PDF affect the quality of the document?
    No, our advanced compression technology ensures that the quality of your images and text remains intact while reducing the file size. You’ll get a smaller PDF without any loss in quality.
  • Is it safe to upload my files?
    Absolutely! We value your privacy and security. All uploaded files are processed in a secure environment, and they are automatically deleted from our servers after compression. Your files are never shared with third parties.
  • Can I compress multiple PDFs at once?
    Currently, the SwifDoo PDF online compressor supports one PDF file at a time. However, the desktop version allows you to compress multiple PDFs simultaneously for even more convenience.
  • How long does it take to compress a PDF?
    The time taken to compress your PDF depends on the size of the document. For smaller files, it usually takes just a few seconds, while larger files may take slightly longer.
More Tips for Compressing PDF
Grab Up to 71% OFF Now >
Grab Up To 71% OFF Now >