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Add Signature to PDF

Draw a signature, upload a PNG/JPG signature or place a typed stamp. Visual marks only, not certificate-based digital signatures.

Synthetic example — review the operation settings before running.

Your documents stay on this device. Tool downloads and usage statistics do not include file contents.

Local limits: Max single file: 60 MB

Files are processed in your browser. They are not uploaded to this site.

A practical guide

Add Signature to PDF: a worked example

  1. Choose a PDF and your signature image.
  2. Position the image on the intended pages and inspect its size.
  3. Run the task, review the result and save it if needed.

Try this example

Set Overlay pages to 2 and position to 95 / 95 for bottom-right placement. Select Sign PDF, then inspect Preview latest PDF. Clear workspace removes retained documents and drawing state.

Before

  • Unsigned copy

After

  • Visible signature image
Input and expected output for this operation. Illustrative example.

Before you start: A local drawing or PNG/JPG visual signature with page, width, position and opacity controls, or a typed label/name/date stamp. Drawings are cropped to their ink bounds.

Continue with Merge PDF
What you get

A local drawing or PNG/JPG visual signature with page, width, position and opacity controls, or a typed label/name/date stamp. Drawings are cropped to their ink bounds.

Limits and important details

Local limits: Max single file: 60 MB

No certificate, identity verification or signature requests; existing digital signatures may be invalidated. Images: 5 MB/4 MP. PNG transparency and JPG backgrounds remain. Typed stamps support Latin, Greek, Cyrillic, Hebrew, Arabic, Chinese, Japanese and Korean letters. Not redaction. Small or unsupported page geometry is rejected.

Example

Set Overlay pages to 2 and position to 95 / 95 for bottom-right placement. Select Sign PDF, then inspect Preview latest PDF. Clear workspace removes retained documents and drawing state.