Privacy-first document tools
Add Watermark online
Stamp an image or text over PDF. Use LeafDeck's privacy-first Add Watermark tool online without creating an account.
What Add Watermark does
Place repeated text across PDF pages to mark status, ownership, review state, or confidentiality.
- Drafts, internal copies, client proofs, confidential material, and documents that need a visible distribution label.
- Prepare one PDF and the watermark text, color, opacity, and direction.
- Download a PDF with the chosen watermark applied to its pages.
How to use this tool
Prepare the source
Choose one PDF and the watermark text, color, opacity, and direction. Keep the original file until you have reviewed the result.
Run Add Watermark
Place repeated text across PDF pages to mark status, ownership, review state, or confidentiality. Review the available options before starting the operation.
Inspect the result
Choose color, opacity, and direction that remain visible without obscuring signatures, small text, diagrams, or accessibility.
When to use Add Watermark
Best suited to
Drafts, internal copies, client proofs, confidential material, and documents that need a visible distribution label.
Expected result
The workflow produces a PDF with the chosen watermark applied to its pages.
Final quality check
Choose color, opacity, and direction that remain visible without obscuring signatures, small text, diagrams, or accessibility.
What to check before sharing your Add Watermark result
Choose color, opacity, and direction that remain visible without obscuring signatures, small text, diagrams, or accessibility.
LeafDeck creates a new output file rather than replacing the source on your device. Keep the original until page count, orientation, readability, formatting, and any important document features have been checked in the downloaded result.
Add Watermark questions
What does Add Watermark do?
Place repeated text across PDF pages to mark status, ownership, review state, or confidentiality.
When should I use Add Watermark?
Drafts, internal copies, client proofs, confidential material, and documents that need a visible distribution label.
What does Add Watermark create?
It creates a PDF with the chosen watermark applied to its pages. The downloaded result is separate from the original file.
What should I check after processing?
Choose color, opacity, and direction that remain visible without obscuring signatures, small text, diagrams, or accessibility.