This software is compatible with the main and most common file formats in scientific and technical documentation: TIFF, PDF, DjVu, XPS, JBIG2 and WWF. As well as the latter there are also some other additional formats that are compatible with STDU Viewer, like FB2, TXT, CBR or DCX and the image formats JPEG, PNG, BMP and PSD.
In STDU Viewer you'll be able to find the main functions in this kind of applications. It has an interface organized by means of tabs, it allows you to view thumbnails, to rotate the document, create your own bookmarks, search through the document... It's possible to export a file or part of it as an image file.
Get hold of this multi-file format viewer and avoid using different programs depending on the type of file that you are dealing with. Center this function into a single application: STDU Viewer, that you can download for free, and you'll be able to forget about problems and complications.