Description by the Publisher
A free tool to edit EPUB eBooks in a simple and convenient way. Make any change to existing EPUB files: modify any of the files contained within EPUB packages, remove files, add new files, rename files, and more. This utility does not require any installation. Simply place it in any folder on your system, and execute "tweak_epub.exe" whenever you want to modify an EPUB file. Use it with any plain text editor of your choice.
Limitations in the Downloadable Version
Unique Product ID: PID-D100149C12EE
Unique Publisher ID: BID-CD008E039220