Add Stamp to PDF

Add Stamp to PDF

Local Processing

Place a stamp image onto one, several, or all pages of a PDF, positioned in a live preview.

How It Works & Processing Standards

Place a stamp image onto one, several, or all pages of a PDF, positioned in a live preview.

Password-encrypted PDFs are not supported.

This tool creates stamp images. It does not guarantee legal validity or the status of an official seal.

Use only your own stamps or signatures, or ones you are authorized to use.

Tool processing runs in your browser. If you create a calculator or conversion share link, its values are included in the URL. See the privacy policy for account, analytics and advertising data.

Current Limits

  • Desktop max file size: 50MB
  • Mobile max file size: 25MB
  • Desktop max PDF pages: 300 pages

Places a stamp image onto PDF pages you choose, positioned by dragging in a preview.

The image is embedded once and reused on every page. "Blend with paper" composites with multiply blending so white areas of the stamp do not hide the text underneath.

How to Use Add Stamp to PDF

  1. 1
    Choose the PDF and stamp imageA transparent-background PNG looks cleanest.
  2. 2
    Position and size itDrag in the preview or use arrow keys; +/- resizes, Page Up/Down switches pages.
  3. 3
    Choose pages and downloadStamp the positioned page, all pages, or specific page numbers, then save.
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