The PDF format is meant to be non-editable, but if you scan a document that comes out too light or receive a contract with type that is too faint to read, you need a way to darken a PDF. Here are a ...

PDF x-change lite normally sells for $24. I don’t think it is worth that much really. But then, you can download the software for absolutely free, which makes it look really attractive. All you have ...

Working with a PDF file often means editing or modifying it to achieve your objective. However, as easy as it is to view a PDF file, the same can’t be said about performing other operations, as many ...