A watermark is a semi-transparent image that usually contains a logo or seal to identify who created a document or image. If you want to watermark a PDF file, you can either insert the watermark ...

SoftOrbits Batch Picture Protector Pro protects your digital images and artwork by adding professional transparent watermarks ... image editing software, a watermark can even contain your copyright, ...

Click the check box next to "Add watermark" and then type your logo text in the input box. The logo watermark can contain information such as your Web domain, name or a notice about copyright.