pdf New Free
Add or Remove Watermark
Add customizable text watermarks (with rotation, opacity, and grid layouts) or image watermarks to your PDF. Or use the visual cover-up (white-out) tool to erase and redact existing watermarks entirely client-side.
Watermark PDF
Add text/image watermarks or visually redact/erase watermarks from your PDF.
Drop PDF file here
or click to select file from your computer
Files are never uploaded — processed locally
Processing PDF…
Add Text or Image Watermark to PDF Online
Add custom text or image watermarks to protect your intellectual property and mark documents as confidential or draft. Customize font size, rotation angle, opacity, and positioning with instant real-time canvas preview. All stamping runs locally in your browser.
Key advantages of our local watermarking tool:
- Text & Logo Stamping: Add custom text or transparent company logo PNGs.
- Opacity & Angle Control: Set diagonal angles (45°) and subtle transparency.
- Client-Side Processing: Stamped locally using pdf-lib with zero file transmission.
Protect your proprietary PDF files securely without subscription fees.