The choice of e-book to use when reading a novel depended on personal preferences and needs. The following are some common e-book brands and characteristics: 1. Amazon's iPhone: Amazon's iPhone is a powerful e-book reader with excellent e-book reading features such as automatic page flipping, night mode, font size and color, and a variety of theme and cover options. In addition, Amazon's Kindle also supports a variety of reading devices such as tablets, smart phones, and laptops. Apple iBooks: Apple iBooks is a free e-book reader with excellent e-book management and search functions such as automatic classification, search and filtering, and reading progress tracking. In addition, Apple iBooks also supports a variety of reading devices such as Apple devices, Windows and macs. 3 Google Play Books: Google Play Books is a free e-book reader that provides a large number of free e-book resources, as well as some paid e-books such as classics and web novels. Google Play Books supports a variety of reading devices such as smart phones, tablets, and computers. 4. Jian Shu Jian Shu: Jian Shu is a lightweight online writing and reading platform with rich e-book resources including novels, essays, poems, etc. Jian Shu's e-books support a variety of reading modes and format such as PDF1, MOBI1, and EPUB. The above are some common e-book brands and characteristics. You can choose the appropriate e-book reader according to your own needs and preferences.