PDF tool guide
How to use Watermark PDF online
Stamp a clear text label on every page.
Step-by-step
Use Watermark PDF in three quick steps
- Choose a permitted file. Select the file you own or have permission to process in the Watermark PDF workspace.
- Set the result you need. Add a readable text watermark to a copy of a PDF you are allowed to modify.
- Create and download. Browser-local prepares the result; review it, then save the new copy.
Before you begin
Keep your original file as a backup and only process content you are authorised to modify. If you are signed in, open My account to review completed tool usage and any active membership dates.