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How to Add a Watermark to PDF Online for Free

April 2, 2026 · 3 min read

Adding a watermark to a PDF is an effective way to protect your documents, indicate their status, or brand them with your company identity.

Why Add a Watermark to PDF?

  • Protect copyrighted documents from unauthorized use
  • Mark documents as Draft, Confidential, or Approved
  • Brand documents with your company name or logo
  • Indicate document ownership before sharing

How to Watermark PDF with PDFCamel

  1. Go to the Watermark PDF tool on PDFCamel.
  2. Upload your PDF file by clicking Select PDF File or drag and drop.
  3. Enter your watermark text or upload a watermark image.
  4. Customize the position, size, opacity, and color.
  5. Click Apply Watermark and download your file.

Tips for Adding Watermarks

  • Use a low opacity (30-50%) so the watermark does not obscure the content.
  • Diagonal watermarks are harder to remove and look more professional.
  • For branding, use your company logo as a watermark.

Ready to watermark your PDF?

Try our free Watermark PDF tool — no sign-up required.

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