Add Watermark to PDF
Enter your watermark text, adjust the opacity and font size, then download the stamped file.
Drag & drop your PDF file here
or click to browse
Processed right in your browser — files are never uploaded to a server.
How to Add Watermark to PDF
- 1Select file. Upload the PDF file you want to stamp.
- 2Enter text. For example, “DRAFT”, “CONFIDENTIAL”, or your company name.
- 3Add & Download. Click the button to download the PDF with a watermark on every page.
Add a text watermark to your PDF
A watermark helps mark copyright or document status (draft, internal, confidential). Embedded fonts ensure special characters display correctly, no matter the language.
Related Tools
Frequently Asked Questions — Add Watermark to PDF
The watermark is drawn directly onto the page content, making it difficult to remove with common tools. Keep a copy of the original if you need a version without a watermark.
No. Everything is processed right in your browser with JavaScript, so your file is never sent anywhere and stays fully private — even sensitive documents like contracts or ID papers.
It's completely free, no sign-up required, no usage limits, and no ad watermark added to your file.