When this tool is useful
Adding a visible approval mark when the receiving process accepts an electronic image mark without certificate validation.
How local processing works
The browser draws the entered basic-Latin text or embeds one selected PNG/JPEG at the chosen page, position, and width, then writes a new PDF locally.
How to use it
- Prepare Add a visible signature to PDF: Work from a copy and confirm recipient requirements, signature text or image, page number, normalized x/y position, width, and whether a certificate signature is actually required. Keep the source unchanged.
- Apply Add a visible signature to PDF: Process locally in the browser. The browser draws the entered basic-Latin text or embeds one selected PNG/JPEG at the chosen page, position, and width, then writes a new PDF locally.
- Download and verify: Save under a new name. Reopen the PDF in the recipient's reader, confirm placement and print appearance, and label the mark honestly in the surrounding workflow.
Important limitations
This is a visible electronic mark, not a certificate-based digital signature; it does not verify identity, consent, timestamp, document integrity, or legal acceptance.
Verify the downloaded result
Reopen the PDF in the recipient's reader, confirm placement and print appearance, and label the mark honestly in the surrounding workflow.
Private by design
Your files stay in this browser. The tool does not upload the source or output to our servers.
Questions and answers
When should I use Add a visible signature to PDF?
Adding a visible approval mark when the receiving process accepts an electronic image mark without certificate validation.
What does Add a visible signature to PDF change?
The browser draws the entered basic-Latin text or embeds one selected PNG/JPEG at the chosen page, position, and width, then writes a new PDF locally.
Which limits and settings matter?
recipient requirements, signature text or image, page number, normalized x/y position, width, and whether a certificate signature is actually required. This is a visible electronic mark, not a certificate-based digital signature; it does not verify identity, consent, timestamp, document integrity, or legal acceptance.
How do I verify the result?
Reopen the PDF in the recipient's reader, confirm placement and print appearance, and label the mark honestly in the surrounding workflow.