While PDF is the go-to for many text-based files, ePub is more popular for eBook readers. If your studies require you to look at comprehensive research papers (or you’d prefer to read course texts ...
Older, open-source versions of FBReader are still around but the 2.x series is said to offer improved text formatting and EPUB parsing, more options (like optional cloud sync for bookmarks, page ...
You should now see the book you've just sent at the top of your list of books. How to send files, including epubs and PDFs The standard format for Kindle books is the epub ebook file format ...