iWrite EPUB Lite at Mac App Store analyse

this is a tool for new epub，edit epub content： 1. new Blank epub ; 2. edit toc、opf、html file content，preview html ; 3. drag and drop to move toc、 edit toc name； 4.support iCloud. you can in-app purchase for more function: 1. add blank or exists files to epub,include: *.html,*.htm,*.xhtml,*.png,*.svg,*.jpeg,*.jpg,*.bmp,*.otf,*.txt,*.css;adding nested directories to epub; 2. new or delete file/directory； 3. new epup from chm file; 4. new epup from txt file； 5. edit epub metadata； 6.validate epub.