Sumatra PDF is a basic PDF viewer aiming to make the PDF view as fast and lightweight as the PDF world, the application to see and edit can get bloated quickly. Features that the more you add, the program has become slow, problem that plagues much otherwise excellent (Function () {(' Study-application-site-Desktop ');}); Sumatra PDF aims to solve this problem with Cut Out almost all the weight characteristics of other PDF editors and viewers. Of course, to be so streamlined it has few configuration options and will not let you edit or create documents, but if you just want to see the occasional PDF, if will do the job really language options and zoom functions and a good search are Two additional features that in crease the amount of good thing atra PDF. It opens large files quickly and efficiently, and has a series of keyboard shortcuts that make it easier to work with PDF. Online help only, but also the only PDF Sumatra is a simple program that we doubt that you will have any pdf-very fast, but very little for crashesChangesfixes to crashesSumatra some PDF supports the following FormatsPDF, DjVu, XPS, CBR and CBZ.