Is Compress PDF free to use?
Yes. Compress PDF is free for personal use, does not require an account and does not add a watermark to your exported PDF.
Compress PDF
PopularShrink file size with quality levels and live preview.
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01
Upload
Drop in one or many files.
02
Compress PDF
Shrink file size with quality levels and live preview.
03
Download
Save back to your device, Drive or Dropbox.
Online PDF workflow
Compress PDF files down to email size — quality controls and live preview included.
Compress PDF files online for free. Reduce PDF size without losing quality. Choose strong, balanced or light compression. No sign-up — files never leave your browser.
Shrink a PDF to fit under an email attachment limit in seconds.
Choose a quality level — strong, balanced or light — and preview the result before saving.
Compressed files stay clean and readable with no visible watermark.
Are my files safe in Compress PDF?
Core PDF actions run in the browser whenever possible. When a conversion needs a worker, files are processed through encrypted temporary storage and cleaned automatically.
Can I use Compress PDF on mobile?
Yes. The tool works in modern mobile and desktop browsers, so you can upload, adjust and download PDFs without installing a desktop app.
Related guides
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Open a focused guide for your document task, requirements or privacy needs.
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