Protecting confidential reports, intellectual property, or draft documents before sharing them digitally is crucial for content creators, businesses, and legal professionals. Unprotected PDFs can easily be copied, redistributed, or claimed by unauthorized parties. Adding custom text or image watermarks ensures clear ownership, flags sensitive status (like "CONFIDENTIAL" or "DRAFT"), and prevents unauthorized misuse. Applying standard watermarks safeguards your intellectual content while keeping document readability intact across all devices. Here is how you can easily add a watermark to your PDF using GridPDF: 1. Open GridPDF and select the Add Watermark tool from our digital workflow toolkit. 2. Upload the PDF document you want to brand or protect from your device. 3. Type your custom text watermark (or upload a visual stamp logo) and adjust opacity, angle, and position settings. 4. Click the "Apply Watermark" button to overlay your security branding across all pages. 5. Download your updated, watermark-protected PDF document immediately. Our free utility seamlessly overlays transparent visual stamps without compromising original text rendering or layout structure. Secure your sensitive files today using the free watermark tool on GridPDF!