Watermark PDF
Stamp a custom text watermark across every page of a PDF — free, and it never leaves your browser.
Drag & drop a PDF here or
Built for everyday workflows
A simpler way to watermark pdf
Stamp a custom text watermark across every page of a PDF, right in your browser.
Custom watermark text
Adjustable size and opacity
Diagonal, centered placement
No file upload to a server
1Select your file or input.
2Choose the options you need.
3Process and download the result.
Frequently asked questions
Can I control how visible the watermark is?
Yes. Use the opacity control to make it subtle or bold.
Does the watermark cover my content?
It is drawn semi-transparently so your original content stays readable underneath.