Calibre

Discover Calibre, the all-in-one, free, and open-source ebook manager that users call a must-have. This powerful software makes managing your digital book collection effortless and efficient. It is incredibly versatile, functioning as a comprehensive ebook viewer, a tool for downloading news and magazines, and an editor for your books. You can easily share your library with others or create secure backups. Calibre's design is suitable for all skill levels, from casual users to experts, and it works flawlessly across different platforms and with various file formats. It is the definitive tool that satisfies every ebook need in one package.