Watermark PDF
Add a text watermark to every page of your PDF. Customize the text and download your watermarked document privately.
✓ No signup✓ Processed on your device
Use the interactive tool to choose your files and create a download. JavaScript is required for local processing. No account needed.
How to watermark pdf
- Choose a PDF.
- Enter a short watermark using standard Latin characters.
- Add the watermark and inspect its placement on every page.
A visible watermark labels a document. It does not prevent copying or replace encryption.
Before you get started
Does a watermark protect confidential content?
No. It is a visual label, not access control or secure redaction.
Are my documents uploaded?
No. Selected file contents are processed in your browser. Normal page requests still reach the hosting provider. Use a trusted device and keep your originals.