#049 · PDF Forms & Signatures Tool

Add Signature Image to PDF

Place a transparent PNG or JPG signature image on a chosen PDF page without uploading either file.

PDF Tool

Local browser processing
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pages
Ad space

How to use this PDF tool

  1. Select a PDF.
  2. Choose the pages and set the available options.
  3. Click Add Signature Image, review the status, then download the new PDF.

What this tool does

Place a transparent PNG or JPG signature image on a chosen PDF page without uploading either file.

The browser loads the PDF, applies the requested page or form operation, and serializes a separate PDF file.

Keep the original file. Complex XFA forms, embedded scripts, encryption, and advanced annotations are outside this browser tool’s supported range.

Supported formats

This page accepts standard, unencrypted PDF files. Additional image inputs accept PNG and JPEG where shown.

InputSupport
PDFStandard unencrypted files
OutputNew PDF file

Tips for better results

  • Test the result on a copy before distributing it.
  • Use page ranges to limit changes to the pages that need them.
  • Large or highly complex PDFs may require a desktop editor.

FAQ

Does add signature image to pdf upload my document?

No. The PDF is read and rewritten locally by your browser.

Can I use this tool with a password-protected PDF?

No. Remove the password with an authorized copy before using this page.

Will links and selectable text remain in the PDF?

Most ordinary page content is retained, though complex forms, scripts, and advanced annotations may not be preserved.

Is this a legally binding certificate-based signature?

No. It places a visual signature image only and does not create or validate a cryptographic signature.

Can I undo the change after downloading?

The tool creates a new PDF and does not alter your original file.

Processing details

MethodLocal browser processing
OutputNew PDF copy

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