Strangely, despite my many years of Web surfing, always on the lookout for software that will improve my productivity, it was only last week that I came across yet another PDF viewer, and I'm already ...

This well-designed and easy-to-use free PDF viewer lets you mark up and create PDFs. Adobe’s popular PDF format makes files look great and Adobe’s free Reader lets everyone look at the files for free.

A free PDF viewer that can easily add comments / text / images as PDF files to annotate "PDF-XChange Viewer"is. The operation is fast, the tab function is installed, OCR analysis is also possible, and ...