Add Watermark to PDF
Stamp a diagonal watermark — like “CONFIDENTIAL” or “DRAFT” — across every page of a PDF.
Select File
or drag & drop it here
🔒 This file is processed on your device. Nothing is uploaded to any server.
How to add a watermark to a PDF
- Select your PDF file.
- Type the watermark text and choose how strong it should look.
- Download the watermarked PDF.
Frequently asked questions
Can I control how visible the watermark is?
Yes — choose Light, Medium or Dark before adding it.
Can I use my own logo as a watermark instead of text?
Not yet — this tool currently adds text watermarks only.