How to add watermark
- 1
Upload PDF
Select or drag the PDF you want to watermark.
- 2
Create Watermark
Enter text or upload an image to use as the watermark.
- 3
Adjust Position
Set transparency, rotation, and placement across pages.
- 4
Download
Save your watermarked PDF.
Processing
100% browser-based
File Privacy
Never leaves your device
Price
Free forever
Requires
Modern browser (Chrome, Firefox, Safari, Edge)
Supported Formats
PDF
Frequently Asked Questions
Is Add Watermark free to use?+
Yes, Add Watermark is completely free. There are no pricing tiers, no hidden costs, and no usage limits.
Are my PDF files uploaded to a server when using Add Watermark?+
No. Add Watermark processes everything entirely in your browser. Your files never leave your device.
What file formats does Add Watermark support?+
Add Watermark supports standard PDF files. For image-based tools, JPG, PNG, and WEBP are supported.