Stamp a custom text watermark on every page. Free, private and instant — right in your browser.
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PDF files supported
🔒100% private & secure. Files are processed locally in your browser — nothing is uploaded to a server.
Quick answer: To watermark pdf, upload your file to the tool above, choose your settings and click “Watermark PDF”. Everything runs privately in your browser and your download is ready in seconds.
The Watermark PDF is part of the PDFForge toolkit — a free suite of PDF utilities that run entirely in your browser. Stamp a custom text watermark on every page. Because there are no uploads, your documents stay completely private and the tool works even on slow connections.
| Feature | PDFForge | Adobe Acrobat | Smallpdf | iLovePDF |
|---|---|---|---|---|
| Price | Free, unlimited | From $12.99/mo | Free w/ limits | Free w/ limits |
| Files stay on your device | Yes | No | No | No |
| No upload required | Yes | No | No | No |
| Sign-up needed | No | Yes | For some tools | For some tools |
| Daily task limit | None | Plan-based | 2/day free | Limited free |
| Works offline (PWA) | Yes | No | No | No |
Use the tool above: upload your PDF, choose your settings and download the result. It is completely free with no sign-up or watermark.
Yes. Your PDF is processed locally in your browser and never uploaded, so your data stays private.
No. The Watermark PDF works in any modern browser with no installation or registration.
Yes, the Watermark PDF works on iPhone, iPad and Android as well as desktop.
No. You can watermark pdf as many files as you like, free of charge.
Shrink PDF file size while keeping quality.
MCombine multiple PDFs into one document.
SSplit a PDF into separate pages or ranges.
RRotate every page 90, 180 or 270 degrees.
URemove restrictions and re-save an open PDF.
EReorder, rotate and assemble PDF pages.
OMake scanned PDFs searchable with OCR.
PAdd a password to keep a PDF private.