Yes, sign pdf is completely free for files up to 50 MB. No signup or registration required.

Is it safe to sign pdf online?

Yes, your files are encrypted with 256-bit SSL. We automatically delete all uploaded files after processing. Your privacy is our priority.

What is the maximum file size for sign pdf?

Free users can process files up to 50 MB. Premium users can process files up to 50 MB.

Yes, our sign pdf tool is fully responsive and works on smartphones, tablets, laptops, and desktops. No app download required.

Add your signature to PDF documents

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Add text or image watermarks to PDF pages

Add page numbers to your PDF documents

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