PDF Watermark

Add a text watermark to a PDF

Drag & drop or click

Max size: 15MB

50%
48px

Upload a PDF file and enter text

Features

Add a text watermark

Overlay any text semi-transparently onto the PDF

Supports 6 positions

Choose from center, four corners, or a tiled repeat

Adjust color, opacity, and size

Fine-tune the text color, opacity from 0 to 100%, and font size

Apply to all pages at once

Apply the same watermark to every page in the PDF together

How to Use

1

Select a PDF file

Specify the PDF you want to watermark from the upload field

2

Enter the watermark text

Enter the text you want to overlay in the text field

3

Set the placement and appearance

Adjust the position, text color, opacity, and font size

4

Run and save the result

Check the preview with the run button and download

Use Cases

Handling confidential materials

Mark internal documents as confidential or no-copy to deter information leaks

Preventing draft mix-ups

Add DRAFT to materials under review to avoid confusion with the final version

Indicating copyright and attribution

Add the author's or company name to distributed materials to discourage unauthorized use

Protecting quotations and proposals

Add a company watermark to sales materials to deter reuse and tampering

Safety and Privacy

Runs entirely in your browser

Your input data is processed only within your browser and is never sent externally.

Processing only in your browser

adding the watermark is processed entirely within your browser, and input data is not sent to any server.

Communications encrypted with HTTPS

Page loading is also encrypted by TLS, and content cannot be read by third parties.

No transmission to third parties

Input content is not sent to external services such as ad networks or trackers.

No automatic saving of results

the PDF file and input suggestions are not stored on the server.