Add Watermark to PDF
Stamp text over PDF pages with adjustable opacity. Free, no signup, no upload.
Drop a PDF here
or
Choose PDFPrivate: your files are processed in your browser and are never uploaded to our server.
How to use
- Choose one PDF from your device.
- Watermark text
- Download the processed PDF and review it before sharing.
Add Watermark to PDF details
This tool processes files locally in your browser using the bundled PDF library. Your PDF is not uploaded to SindhTools.
Keep the original file and check the output carefully. Password-protected or damaged PDFs may not work.
Frequently asked questions
Are my files uploaded?
No. Processing happens in your browser; the file is not sent to our server.
Is there a watermark or signup?
No signup and no added SindhTools watermark.