Downloading Krelo 1.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus. The actual developer of the program is AppWiz.
From the developer:
Krelo creates EPub 3.2 compatible documents. You select from a set of templates or create from scratch. You need to add resources such as images,audio or video.You can create xhtml from templates or write your own. You can edit or import xhtml. After adding all the required data and files., you build the project and create the .epub3 file
Some of the features in Krelo are unique. Krelo is the quintessential Text Book creator.