Converters

Add PDF Watermark

Stamp a text watermark on every page of a PDF.

Browser-onlyInstant outputLocal data

Drop a PDF here or click to select

Watermark text

Color

#888888

Position

Opacity30%

Font size

Why use this tool

Add a diagonal text watermark to all pages. Control opacity and font size. No upload.

Add a text watermark to a PDF.

01Upload a PDF, type your watermark text, adjust opacity and size, then click Add Watermark.

Confirm the input is the format you intended.

Scan the result before using it in a document, URL, config, or message.

Copy only the output you need.

Can I add an image watermark?

Text watermarks only for now. Image watermarks are on the roadmap.

Merge PDFs or extract page ranges directly in the browser.

Add a password to a PDF or remove an existing one.