
Directions for installing the updated version of Calibre are here: The distros are regularly many versions behind. Calibre updates are released every week, including bug fixes, enhancements (especially to the conversion system). The Calibre website recommends installing the latest version from the website, rather than any distro's package management utility. Ubuntu 12.04 also uses an outdated version of Calibre.

Here is some more information on Calibre's E-Book Conversion capabilities:Īside from Calibre, there aren't many ideal options for e-book conversion. This manual explains the command line usage and options:

Calibre has a command-line interface if you're unable to get the GUI to come up for some reason.
