zyBooks Alternatives
zyBooks is described as 'Replace your textbook with an interactive zyBook. Proven to drive success and save instructors time with auto-generated, auto-graded textbook replacements' and is an website in the education & reference category. There are three alternatives to zyBooks, not only websites but also apps for iPad, iPhone, Mac and Windows. The best alternative is VitalSource Bookshelf, which is free. Other great sites and apps similar to zyBooks are SL eBook and mozaBook.
Textbook application.
mozaBook is a versatile teaching, presentation and illustration tool, with a rich content library of interactive 3d, tools, videos, and more. Built-in content creation, collaboration and cloud makes teachers' life easier and the lesson more fun.