HomePDF ToolsPDF Watermark

💧 PDF Watermark

Add a text watermark to every page of your PDF. Customize the text, size, color, and opacity. No upload — 100% browser-based.

💧
Drop PDF here to watermark
or click to browse — PDF files only
📄
60pt
25%
CONFIDENTIAL
Preview (approximate)
🔒 100% Free · No Login · File Never Leaves Your Browser
📖 How to Use
1
Upload PDF
Drop or select your PDF file
2
Customize
Type your watermark text and adjust size, color, opacity
3
Download
Click Add Watermark and download your stamped PDF
❓ Frequently Asked Questions
Can I remove the watermark later?+
Once added, the watermark is permanently embedded in the PDF. Keep a copy of the original PDF before watermarking.
What fonts are available?+
Helvetica Bold is used for the watermark — it is universally supported across all PDF viewers without embedding.
Are my files sent to a server?+
No. All processing happens in your browser. Your file is never uploaded anywhere.