Watermark PDF

Work with your files directly in your browser. No account required.

Choose PDF files

Up to 30 MB per file, 60 MB total. Use smaller files on mobile.

Watermark text (English letters, numbers and punctuation)

A light diagonal text watermark will be added to every page.

Choose your files to begin.

How to use this tool

Choose one PDF and enter up to 80 English letters, numbers or punctuation marks. Prepare the PDF to place a light diagonal text watermark on every page. Check the downloaded copy. This is a visible label, not encryption or copy protection.

Before you begin

Keep your original files. Editing may invalidate digital signatures and may not preserve interactive forms, accessibility tags, layers or bookmarks. Password-protected and some damaged PDFs are not supported. This tool does not remove passwords.

Files are processed in page memory and are not uploaded by this tool. Large PDFs may exceed your device's memory. Close this tab to clear the selected files from the tool.