PDFwatermarkPDF
Watermark PDF
Add a diagonal text watermark to every PDF page. Customize the text and opacity, then download one PDF.
Add PDF file
Drag and drop one PDF here, or choose a PDF from your device.
Tip: Lower opacity works best when the original document text must remain easy to read.
PDF Tools
Watermark PDF online
Mark drafts, confidential documents, proofs, and internal files before sending.
Text watermark
Add a diagonal text mark across every PDF page.
Opacity control
Choose a lighter or stronger watermark depending on the document.
One PDF output
Download one watermarked PDF file after processing.
Fast download
Save the watermarked PDF directly from the page.
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