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Sign PDF

Add a text signature to any page of your PDF document

🔒Files auto-deleted in 1 hour🛡HTTPS encrypted⚡Fast processing🆓100% free, no signup
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Legal Document Notice
This tool helps you add legal elements (signatures, annotations) to documents. ConvertDox does not provide legal advice. For legally binding signatures or critical documents, consult with a qualified legal professional and consider using a certified e-signature service.
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Drop your PDF here
or click to browse from your computer
PDF files only · Max 50 MB
💡 Position 0,0 = bottom-left of page. Typical A4 page is ~595 × 842 points. Place signature near bottom-right with X=400, Y=50.

How to Sign a PDF

  1. Step 1: Upload the PDF you need to sign.
  2. Step 2: Enter your signature text and choose which page and position.
  3. Step 3: Click "Sign PDF" — your signature is stamped at the coordinates.
  4. Step 4: Download your signed PDF.

Frequently Asked Questions

Is this legally binding?

A text signature adds your name to the PDF but is not a cryptographic digital signature. For legally binding e-signatures, use a dedicated signing service.

How do I find the right coordinates?

A4 pages are ~595 × 842 points. Start with X=400, Y=50 for a bottom-right position and adjust from there.

Can I sign multiple pages?

Currently one signature is placed per conversion. Run the tool again on the output to add more signatures.

Is there a file size limit?

PDFs up to 50 MB are supported.

DMCA Notice: If you are a copyright owner and believe content is being misused via this tool, please review our DMCA policy or contact us. We respond to legitimate takedown requests within 48 hours.

Privacy: Files and data are processed in-memory and auto-deleted within 1 hour. We do not store, log, share, or analyze content processed through this tool.

Liability: ConvertDox provides this tool “as is” without warranty. Users are responsible for ensuring their use complies with applicable laws, copyright, and platform terms of service. See full terms.