honto電子書籍リーダー is a free e-book reading app developed by Dai Nippon Printing Co. Ltd. It falls under the category of Education & Reference with a subcategory of Books. This app allows readers to conveniently read books on their iPhone and earn honto points, which can be used in real bookstores.

This app is an excellent option for book lovers as it offers a vast selection of books from various genres, which can be accessed using the app's user-friendly interface. With over 5 million members, honto電子書籍リーダー features a collection of approximately 700,000 books, making it a great alternative to traditional bookstores.

One of the app's most convenient features is its series bookshelf, which automatically organizes series books, making it easier for readers to keep track of their reading progress. Additionally, the app's customizable settings allow readers to adjust the font size, and background color, and even switch between vertical and horizontal reading modes. The app also offers a cloud management system that ensures readers can access their purchased books at any time and from any device.