Built on Watermark
Watermark PDF online — text & image
Brand any PDF with a confidential stamp, copyright text or logo watermark. Full control over opacity, rotation and tiling.
Browser-side Sub-second 4.9 / 5
Drop your files here
or click to browse — up to 1 file
🔒 Your files never leave your device — processing happens in your browser.
Options
🔒 100% browser-side · no upload
Why use GoluPDFs for this?
- 1Text or image watermarks
- 2Opacity 0–100% control
- 3Tiled / single placement
- 4Live preview
What you get inside Watermark
- Text watermarks with custom font
- Image watermarks (PNG/JPG)
- Opacity 0–100% control
- Tiled / single placement modes
- Advanced positioning
- Live preview
Frequently asked questions
Yes. PDF Watermark Tool is 100% free, with no watermarks or daily limits. All processing happens in your browser, so there's no upload to our servers.