WhatsApp compresses images sent as photos. Use Document mode to send originals at full quality.
1
Open Fourmeld PDF Tools
Go to fourmeld.com/pdf-tools.
2
Upload your PDF
Click Upload and select your PDF.
3
Compress to under 100MB
Click Compress PDF. Medium quality reduces most PDFs well below 100MB.
4
Share on WhatsApp
Download. Open WhatsApp → Attachment → Document → select the PDF.
Tips
- Keep original file as backup
- Download result promptly — files expire after 1 hour
- Works on any device browser
FAQs
Is this free?
Yes — 100% free, no signup.
Works on mobile?
Yes.
File size limit?
None.
Compress PDF Free
Compress, resize, remove backgrounds and edit images — 100% free.
Try Fourmeld Image Tools Free →