PDF Watermark
Stamp text watermarks across a PDF.
PDF Watermark is a free, browser-based tool on Toolery. Stamp text watermarks across a PDF. Everything runs locally on your device, so it's fast and completely private — no uploads, no queues, and no sign-up to try it.
PDF Watermark — FAQ
Is PDF Watermark free to use?
Yes. PDF Watermark is completely free on Toolery — no watermarks and no sign-up required to try it.
Is PDF Watermark private — do my files stay on my device?
Yes. PDF Watermark runs entirely in your browser. Your files and input are processed on your own device and never uploaded to a server, so nothing is stored, seen, or shared.
How do I use PDF Watermark?
Stamp text watermarks across a PDF. Open the tool, add your file or input, and get the result instantly — it all happens on your device.
Does PDF Watermark keep my PDF's formatting and fonts?
Yes. PDF Watermark edits the PDF structure directly in your browser, so text, fonts, and layout stay exactly as they were.