Online utility
Watermark PDF
Add text watermarks to your PDF document. Processing happens in your browser—nothing is uploaded.
Upload PDF
How it works
- •Upload a PDF file
- •Enter watermark text and style
- •Watermark is applied to all pages
- •Download your watermarked PDF instantly
Privacy & security
All PDF processing happens locally in your browser. Your files are never uploaded to our servers. Existing content is preserved.