Add attachments to PDF
Embed one or more files as attachments inside a PDF (compatible with PDF/A-3b).
Add attachments to PDF
Embed one or more files as attachments inside a PDF (compatible with PDF/A-3b).
Add attachments to PDF
Add attachments to PDF: use this free online tool to work with your PDF documents without installing any software. Embed one or more files as attachments inside a PDF (compatible with PDF/A-3b).
The process is simple and fast: upload your file, adjust the options if needed, and download the result in seconds. Compatible with Chrome, Firefox, Safari and any modern browser, on desktop and mobile.
Your privacy is protected at all times. Files are automatically deleted from our servers after processing. We never store copies of your documents.
Frequently asked questions
Is this tool free?
Yes, Add attachments to PDF is completely free. No sign-up or account required.
Are my files secure?
Yes. Uploaded files are automatically deleted from our servers after processing. We never store copies of your documents.
What is the maximum allowed file size?
You can upload files up to 50 MB.
Do I need to install anything?
No. The tool works entirely online, directly from your browser, with no installation required.