Add Custom Stamps to Any PDF

Need to add a company logo, approval stamp, or watermark to your PDF documents? The BoostPDF stamp tool makes it easy to upload and apply custom stamps to any PDF.

Upload your stamp image once and save it to your stamp library. Then apply it to individual pages or all pages at once, with precise positioning controls. You can also use our tool to add any image to your PDF.

How to Stamp a PDF Online

Follow these steps to add stamps to your PDF document:

  1. Upload Your PDF Click the upload button or drag and drop your PDF file into the upload area. The document will open in the editor.
  2. Open the Stamp Tool Click the Stamp tool in the sidebar to open the stamp panel. Here you can manage your stamp library.
  3. Upload Your Stamp Image Click "Upload New" to add a new stamp. Select your stamp image file (PNG or JPG recommended for transparency) and click "Upload Stamp" to add it to your library.
  4. Select and Configure Stamp Click your stamp from the library to select it. In the Position tab, choose whether to apply it to all pages or individual pages, and select the stamp position (center, corners, etc.).
  5. Apply and Download Click "Use Stamp" to apply the stamp to your PDF. When finished, click Export to download your stamped document.

Pro Tip: Use PNG images with transparent backgrounds for stamps that blend naturally into your documents. This works great for watermarks and logos. If your stamped PDF gets too large, you can compress it for email.

Common Uses for PDF Stamps

PDF stamping is useful for many purposes:

  • Watermarks: Add "CONFIDENTIAL", "DRAFT", or "SAMPLE" watermarks to protect sensitive documents.
  • Company Logos: Brand your PDFs by adding your company logo to every page of reports and proposals. Merge them all into one file.
  • Approval Stamps: Add "APPROVED", "REVIEWED", or custom approval stamps to documents that have been verified.
  • Date Stamps: Mark documents with date stamps to show when they were created or reviewed.

Stamp Tool Features

Upload Custom Stamps
Add your own stamp images in PNG, JPG, or other image formats. Build a library of stamps you can reuse anytime.

Apply to Multiple Pages
Stamp every page at once or select specific pages. Perfect for adding headers, footers, or watermarks throughout a document.

Precise Positioning
Choose from preset positions (center, corners, edges) or place stamps exactly where you need them on the page.

Frequently Asked Questions

What image formats can I use for stamps?

You can use PNG, JPG, GIF, and other common image formats. PNG is recommended for stamps with transparent backgrounds.

Can I add the same stamp to every page?

Yes! In the Position tab, select "All Pages" to apply your stamp to every page in the document at once.

Are my stamps saved for future use?

Yes, stamps you upload are saved to your stamp library in your browser. You can reuse them on any PDF you edit in the future.

Is adding stamps to PDFs free?

Yes! The stamp tool is free to use. Upload your stamps, apply them to your PDFs, and download the result at no cost.

Start Adding Stamps to Your PDFs

Adding custom stamps, watermarks, and logos to your PDFs is quick and easy. Upload your document, add your stamps, and download the result in just a few clicks.