Watermark PDF Online - Add Text or Image

Workspace

Source and design

Build your watermark

Preview your actual PDF page, adjust the design, then download the finished file.

Drop a PDF here or choose a file

PDF up to 50 MB and 300 pages

Quick setup

Watermark text12/80 charactersText colourTypefaceFont sizeFit long text inside the available page or tile width

Layout

PositionOpacity22%Rotation-30°

Guide

Choose a PDF, then start with a quick text setup or switch to an image or logo.
Choose a single position or repeated pattern, adjust the design, and inspect any source page in the live preview.
Apply the watermark to all, odd, even, or custom pages, create the output, and download the new PDF.

Help

Yes. Choose Repeated pattern and select a sparse, standard, or dense layout. The live preview shows the coverage before processing.

Yes. Choose selected pages, use All, Odd, or Even, or enter individual pages and ranges such as 1, 3-5.

No. This tool adds visible PDF content. A watermark communicates status or ownership, but it is not encryption, access control, or tamper protection.