STDU Viewer is a freeware to open Djvu files. STDU Viewer uses tabbed interface to view mutiple Djvu documents. With STDU Viewer, you could enyoy some advanced features, for example, export the page of a document into image file, add new bookmark, etc.
However, STDU Viewer is not only the free Djvu Reader, it is also open PDF, TIF/TIFF, XPS, CBR/CBZ, TCR, JBIG2 files. You could also use STDU Viewer as Text Extractor to grab texts from its supported formats.
STDU Viewer Portable was updated to version 1.6.205 on 2013/3/30.
What's new in STDU Viewer 1.6.205:
- Add Germans language.
- Fix bug with password protected PDF files.
- Fix problems with "frozen" scrolling in some files.