Add Watermark to PDF — Free Online Tool
Protect your PDFs with a custom text watermark. Add CONFIDENTIAL, DRAFT, your company name, or any text across every page. Customise size, opacity, and rotation — all inside your browser.
Drop file here or click to browse
Files stay on your device · Up to 200 MB
Drop multiple files or click to browse
Select multiple files · Up to 200 MB each
Processing…
Done!
How to Use Add Watermark
Why Use Our Add Watermark Tool?
Watermarks protect intellectual property, mark document status (Draft, Final), or brand shared reports. Our browser-based tool stamps every page without uploading your confidential content anywhere.
Frequently Asked Questions
Yes — pick any colour using the colour picker before processing.
You control opacity. Low opacity (15–30%) creates a subtle background watermark that doesn't obscure content.
Currently text-only watermarks are supported.
The watermark is embedded in the PDF. It cannot be easily removed without the original file.