Add Watermark to PDF
Add text watermarks to protect and brand your PDF documents.
Drop a PDF file here or click to upload
Select the PDF to add a watermark
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About Add Watermark to PDF
Add Watermark to PDF allows you to stamp custom text or image watermarks across every page of your PDF documents. Customize watermark opacity, rotation angle, font size, position, and color to safeguard proprietary reports, invoices, and draft proposals.
How to Use Add Watermark to PDF
Upload the PDF file you want to watermark.
Select Text Watermark or Image Watermark mode.
Type your watermark text (e.g. "CONFIDENTIAL" or "DRAFT") or upload a transparent PNG logo.
Adjust font size, opacity slider, rotation angle, and grid position settings.
Click "Apply Watermark" and download your protected PDF file.
⚡ Key Features
Supports custom text watermarks and image logo stamps
Real-time interactive page preview before downloading
Full control over transparency, rotation angle, and layer depth (above or below content)
Batch watermarking across all pages in a single click
★ Key Benefits
Deter unauthorized distribution and digital piracy of proprietary content
Clearly label document statuses such as DRAFT, SAMPLE, COPY, or CONFIDENTIAL
Brand corporate proposals with official company logos
Process files 100% locally with guaranteed browser data privacy
Common Use Cases
Corporate Legal
Stamp NDA documents and sensitive legal drafts with prominent diagonal confidentiality warnings.
Photographers & Authors
Watermark digital portfolio previews and eBook review copies before sending to potential clients.
Financial Analysts
Mark preliminary earnings reports as "INTERNAL DRAFT ONLY" prior to board reviews.
Frequently Asked Questions
Browser Privacy & Client-Side Execution
At ToolboxHive, privacy is paramount. Add Watermark to PDF operates with strict client-side execution. Your inputs, file uploads, and calculated data remain local in your browser memory and are never sent to or stored on remote servers.