Add Watermark to PDF is a simple online tool that helps you place custom text or image watermarks on PDF documents quickly and easily. Watermarks are useful for protecting files, showing ownership, branding documents, or marking PDFs as confidential, draft, sample, or official.

Whether you want to add a company logo, copyright text, signature, brand name, or security label, this tool makes the process smooth and beginner-friendly. Just upload your PDF file, customize the watermark style, position, size, or transparency, and download the updated PDF instantly.

The tool works directly in your browser, so there is no need to install software or create an account. It supports mobile phones, tablets, laptops, and desktop devices for easy access from anywhere.

Your PDF files are processed securely, and the original document quality remains unchanged after adding the watermark. With fast processing, no watermark from the tool itself, and free access, this PDF watermark tool provides a reliable and professional solution for personal, educational, and business use.

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