This app has the following functions. * Support installation to external memory [Install to external memory, automatic update check may be invalid] * You can add novels to favorites to keep up with your progress. * Automatically check the novel update function, it will prompt when there is an update of the novel, this function only checks for the favorite novels. * Automatically record the position of reading the text. If there is a favorite, the last read chapter will also be recorded. * Backup function, you can back up favorites, reading records. * You can adjust the reading environment by yourself, including text color, background color, etc. * Day and night mode, you can set the text color and background color of the two modes separately. * Support volume keys to turn pages. * Support offline reading. * You can read TXT, EPUB, and you can download novels to read. * Support Google Drive sync function * Support reading function