Add Image Watermark is a free, browser-based tool for stamping a logo or image watermark across every page of a PDF — useful for branding shared documents.
How to use the Add Image Watermark
- Upload your PDF.
- Upload a PNG or JPG watermark image.
- Adjust the scale and opacity.
- Download the watermarked PDF.
Why use FreeToolsNets's Add Image Watermark?
- 100% free, with no usage limits and no account required.
- Everything runs locally in your browser — nothing you type is uploaded or stored on a server.
- Works on desktop, tablet and mobile in any modern browser.
- No installation, no plugins, and no ads blocking the tool itself.
Frequently asked questions
What image formats are supported?
PNG (with transparency support) and JPG.
Can I position the watermark somewhere other than centered?
This version centers the watermark on every page; use Add Image to PDF or Sign PDF for precise positioning of a single image.
Is this tool free to use?
Yes, completely free on FreeToolsNets, with no sign-up and no limits.
Is my data sent to a server?
No. Everything runs locally in your browser using JavaScript — nothing you enter is uploaded anywhere.
Does it work on mobile?
Yes, the widget is fully responsive and works on phones, tablets and desktops.