Magnificent tool to add text or image watermark of the desired PDF file which is really helpful for you. PDF Watermark is a user-friendly tool and gives you multiple choice of defining watermark position. The user can easily set the font, color and size of text and opacity can also be set for text and image. The app runs smoothly with all window versions. It can be easily handled without any technical expertise. The free trial version is available to understand the key functions of the app.
You can easily download it from the link given below: http://www.osttopstapp.com/pdf-watermark.html