More details about used PDF API on the Add Watermark to PDF Landing Page
First, you need to add a file for processing: drag & drop your PDF file or click inside the white area for choose a file. Then click the 'ADD WATERMARK' button. When PDF document's processing is completed, you can download your result files.
This Watermark app works fast. You can add watermark to PDF in a few seconds.
Of course! The download link of result files will be available instantly after processing. We delete uploaded files after 24 hours and the download links will stop working after this time period. No one has access to your files. Adding the watermark is absolutely safe.
Our PDF Watermark app works online and does not require any software installation.
You can use any modern browser to add watermark to PDF, for example, Google Chrome, Firefox, Opera, Safari.