Trekker is a PDF "trekker" that uses a file explorer like sidebar to view, print, split, and join PDF files. Please view the forum to see what is planned or to ask for additional features. Trekker requirements are a Windows computer using XP or above. It has currently been tested on Windows XP, Windows 7 and Windows 8. Trekker can be downloaded from the GratSoft,com download page.
You can view the Trekker screenshots here.