Calibre

Calibre is the outstanding, must-have software for managing your entire ebook library. This powerful and intuitive tool goes far beyond basic ebook functions. It is completely free and open source, making it perfect for both casual readers and tech experts. With Calibre, you can save significant time organizing your collection. It features a comprehensive ebook viewer, allows you to download news and magazines directly from the web, and makes sharing or backing up your library effortless. You can even edit the books in your collection. Calibre works everywhere and with almost any device or ebook format, truly satisfying every ebook need you might have.