Watermark PDF
Mark documents as PAID, DRAFT, or CONFIDENTIAL, or brand them with your logo, with no upload.
Processed on your device, not uploaded.
How to Add a Watermark to PDF
- 1
Select Your PDF
Its first page appears in the preview right away.
- 2
Add Text or a Logo
Type PAID, for example, or choose Image for a PNG logo.
- 3
Set Position and Opacity
Angle and size changes show up in the preview.
- 4
Apply and Download
Press Apply Watermark, then save it with Download PDF.
Watermark PDF Features
PAID, DRAFT, or CONFIDENTIAL
Type your own text in Helvetica, Times New Roman, or Courier.
PNG Logos Stay Transparent
Place a JPG or PNG logo without a white box around its transparent areas.
Tilted in Nine Positions
Enter 45° for diagonal text in the center, a corner, or along an edge.
Only on the Pages You Pick
Enter a range like 1-3, 5 so the other pages stay clean.
Common Questions
Yes, choose Image under Watermark type, press Choose Image, then set its width as a percentage of the page.
Yes, type DRAFT and fill in Angle, such as 45, so the text tilts up to the right.
Not exactly, it sits on top at 20% opacity by default, so the text stays readable. For a layer behind the content, use Overlay PDF.
Yes, with certain PDF editors. To make it harder to remove, continue with Rasterize PDF.
Yes, your PDF and logo are processed in the browser on your phone or computer, not sent to a server.
PDF Guides and Tips
How to Make a PDF Bigger: Page Size and File Size
How to make a PDF bigger: tell page size apart from file size, then resize pages to A4 or Letter...
How to Rename a PDF File on Android and iPhone
Learn how to rename a PDF file on your phone with the Android or iPhone file manager, or name it...
Why the Layout Breaks When Converting PDF to Word
Why does the layout break when converting PDF to Word? Learn the causes, from columns to fonts, and...
More UbahPDF Tools
Add Page Numbers
Number PDF pages automatically.
Edit PDF Metadata
Change or remove title and author.
Edit PDF
Write on PDF and add images.
Annotate PDF
Add notes and comments to a PDF.
Highlight PDF
Highlight key PDF text in any color.
Add Header and Footer
Add headers and footers to pages.
Resize PDF Pages
Change pages to A4, Letter, or F4.
Overlay PDF
Overlay a letterhead on PDF pages.
Bookmark PDF
Add chapter bookmarks to a PDF.
Grayscale PDF
Convert PDFs to grayscale or B&W.
Rasterize PDF
Stop PDF text from being copied.
Repair PDF
Recover damaged PDF files.