Add Watermark to PDF Online
Add text or image watermarks to protect and brand your PDF files. This tool works entirely client-side — no uploads, no accounts, and no tracking. Your PDFs never leave your device.
Add Watermark to PDF
Upload a PDF and add text or image watermark.
Why Use This PDF Watermark Tool?
A fast, privacy-first PDF watermark tool designed to protect and brand your documents. Add text or image watermarks directly in your browser.
100% Private
All watermarking happens locally. Nothing is uploaded to any server.
Instant Watermark
Apply watermark to all pages in seconds.
Text & Image
Add custom text or logo image as watermark.
Works Everywhere
Works on desktop, tablet, and mobile with no installation.
No Watermarks by Us
Only your watermark is added. We never add our branding.
Completely Free
No signup, no limits, free to use forever.
Add Watermark – FAQs
Yes. All watermarking happens locally in your browser. Your files are never uploaded to any server.
Yes. You can add text watermarks or upload an image (logo) as watermark.
No. The original PDF content remains unchanged. Only a watermark layer is added.
Yes. You can control watermark opacity, size, and rotation.
Yes. Once loaded, the watermark tool works fully offline in your browser.
No. Only your watermark is added. We never add our branding.
Yes. The tool is 100% free with no signup, no ads, and no hidden limits.