Secure files Sign PDF

Add a self-signing block to a PDF

Place a signature-style block on the last page or every page when you need a quick signed copy.

Self-signing overlay

This page is tuned for visual signing blocks on the last page or every page, not certificate-backed digital signatures.

Accepted files

1 PDF

Signing mode

Self-signing visual block

Output

1 signed PDF

Prepare the signature block

Enter the signer name, adjust the signature text if needed, and choose whether the block appears once or across the document.

Drop a PDF here

Upload one PDF and place a self-signing block on the last page or every page.

Optional. Leave blank to use Signed by {name} automatically.

Use Sign PDF online in a steadier workflow

Place a signature-style block on the last page or every page when you need a quick signed copy.

Add a visual signature block to a PDF in one server-side pass. Common next steps include Protect PDF, Watermark PDF, Edit PDF so the document can move cleanly through the rest of your stack.

Where it helps most

  • Applies a signature-style block to the PDF.
  • Supports last-page or all-page placement.
  • Useful for internal approvals and handoffs.

Why use Sign PDF online

  • Applies a signature-style block to the PDF.
  • Supports last-page or all-page placement.
  • Useful for internal approvals and handoffs.

How to use Sign PDF

Step 1

Upload one PDF.

Step 2

Enter the signer name and signature text.

Step 3

Download the signed copy.

Sign PDF specs and limits

Accepted files
1 PDF
Signing mode
Self-signing visual block
Output
1 signed PDF

Sign PDF FAQ

Can I request signatures from other people?

Not in this build. The current flow supports self-signing overlays only.

Is this a cryptographic digital signature?

No. It adds a visible signature block rather than a certificate-backed digital signature.

Related tools

Keep working in the same flow

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Protect PDF

Encrypt a PDF with a password and download the secured file.

Open tool SecurityApplication
Annotate

Watermark PDF

Apply one text watermark across every page of a PDF.

Open tool Document Management
Annotate

Edit PDF

Add a text note overlay to a PDF with simple placement controls.

Open tool Document Management

Security tools

More security PDF tools

If Sign PDF is one step in a longer workflow, these related security tools stay close by.

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Unlock PDF

Remove PDF password protection when you have the valid password.

Open tool SecurityApplication
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Redact PDF

Search and blackout matching words or phrases in a PDF.

Open tool SecurityApplication