Free Online PDF Watermark Tool
Use this free PDF Watermark Tool to add a custom text watermark to a PDF directly in your browser. Add labels such as Draft, Confidential, Sample, Paid, Approved, or your own custom text.
The tool is designed for real document workflows: protecting proposals, marking invoice status, sharing sample documents, preparing contract drafts, and labeling internal reports before sending them to clients or teams.
Your PDF is processed locally in the browser with no login and no server upload. You can choose watermark pages, position, opacity, font size, rotation, and color before downloading the watermarked PDF.
Key Features
When to Use This PDF Watermark Tool
How to Use the PDF Watermark Tool
- 1. Select a PDF file from your device, or drag and drop it into the upload area.
- 2. Enter custom watermark text or choose one of the quick presets.
- 3. Choose whether to watermark all pages or only selected page ranges.
- 4. Adjust position, opacity, font size, rotation, and color.
- 5. Click Download watermarked PDF to save the new PDF.
PDF Watermark Tool FAQ
Does this PDF Watermark Tool upload my file?
No. The watermark is added locally in your browser, and no login is required.
Can I watermark only selected pages?
Yes. Choose selected pages and enter a range such as 1-3, 5, or 8-last.
Can I change watermark opacity?
Yes. You can adjust opacity, font size, rotation, color, and position before downloading.
Can I add image watermarks?
This tool currently focuses on text watermarks because they are fast, clear, and work well for Draft, Confidential, Sample, Paid, and custom labels.
Will PDF signatures or forms remain valid?
Adding a watermark creates a new PDF. Digital signatures, forms, bookmarks, scripts, or advanced features may not be preserved exactly.