OmniToolsFree

Watermark PDF

Stamp text or a PNG/JPEG onto selected pages, with opacity and a position.

  • 50 MB per PDF
  • 200 pages
  • Runs in the browser

Your file is processed in this browser and is not uploaded by this tool.

How to use it

Three steps

  1. 01

    Open a PDF.

  2. 02

    Type the watermark or choose a PNG or JPEG.

  3. 03

    Set opacity, position and pages, then download.

Related tools

Organize PDF pages

Rotate, reorder, remove and insert blank pages, with a thumbnail for each page.

Merge PDF

Combine PDFs in the order you choose. Password-protected files are refused.

Compress PDF

Rebuild the PDF from JPEG page images to cut file size. Text in the result is not selectable.

Questions

Can I watermark only some pages?

Yes. Leave the page box empty for every page, or enter numbers and ranges such as 1, 3-4.

Does this lock the PDF?

No. It draws on the pages. Someone with the file can still edit those pages in another tool.