Add watermark
Add text or image watermarks
Watermark PDF online
Add text or image watermarks to PDF documents.
Upload your files, process with Watermark PDF, and download the result.
When to use this tool
- Use Watermark PDF when you need fast document updates without desktop software.
- Handle repeat workflows for client delivery, operations, and compliance tasks.
- Keep your team productive with browser-based document processing.
Best-practice tips
- Preview output before sharing externally.
- Keep original files when running edits on legal or compliance documents.
- Use related tools below for adjacent document tasks.
Quality and limits notes
- Processing speed and output can vary by file size and complexity.
- For best results, start from clean source files with readable text and images.
- Retry with adjusted settings if output quality needs refinement.
Suggested next steps
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PDFHQ Knowledge
Frequently asked questions
Related PDF tools
Add page numbers to PDF files with flexible position settings.
Reduce PDF file size for sharing, upload, and storage.
Create archive-ready PDF/A files.
Combine related PDF files into one document.
Delete pages you do not want to keep or share.
Fix sideways pages before sending or archiving a PDF.
Separate one PDF into smaller files or page ranges.
Save selected PDF pages as a new document.
Normalize page dimensions for print and downstream workflows.
Prepare sensitive PDF content for safer sharing.
Guides and tips
Merge PDF files online quickly and securely with PDFHQ. Combine multiple PDFs in your browser using AI-powered tools — no downloads, no installation, and no risk to your data.
Split PDF files online with PDFHQ. Extract pages securely and accurately using AI-powered tools — fast, browser-based, and no downloads required.
Add custom text or image watermarks to PDFs online with PDFHQ. Rotate, style, and place watermarks exactly how you want.
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