Rakuten Kobo is an iPhone application that allows you to read anytime, anywhere. With over 4 million titles, including bestsellers, award-winning books, new releases, classics, and hidden gems, you can explore the Kobo store and find the perfect book for you. The app also offers magazines, comics, and children's books.

One of the best features of the app is that it synchronizes your bookmarks, notes, and highlights, so you can continue reading where you left off on any device. You can also customize your reading experience with font size, style, and night mode. The app offers samples of the first chapter of thousands of books, making it easy to preview and choose your next read.

Reading Life™ is a social feature that allows you to share your reading activity and discover what your friends are reading. You can also join the Kobo community and comment on books with other readers. The app supports multiple languages, including Spanish, English, French, Italian, German, Dutch, Portuguese, Brazilian Portuguese, and Japanese.

Overall, Rakuten Kobo is an excellent app for book lovers who want to carry their personal library in their pocket. The app is free, easy to use, and offers a vast selection of books and features that make reading a fun and social experience.