Add Attachments to PDF — Embed Files in PDF Online Free
Embed files of any type inside your PDF as attachments. Recipients can extract them from the PDF. Free, no registration.
How to add attachments to PDF
- 1Upload your PDF file
- 2Choose the file(s) to attach
- 3Click 'Attach'
- 4Download the PDF with attachments
Features
- Attach files of any type and size to a PDF
- Attachments travel with the PDF and are accessible to recipients
- Compatible with Adobe Acrobat and other PDF viewers
- Browser-based — files are not uploaded to a server
Use cases
- Attach source Excel data to a PDF report for the recipient's reference
- Add supporting documents to a PDF contract
- Bundle images or archives into a single PDF for easy transfer
FAQ
What file types can be attached?
Any file type can be embedded — Excel, images, ZIP archives, and more.
How do recipients access attachments?
They open the PDF in a compatible viewer (e.g., Adobe Acrobat) and find the attachments panel.
Does the PDF file size increase?
Yes. The PDF grows by the size of the attached files.