You might think that you need to spend money to fill up your e-reader with great literature, but that’s not actually the case. If you know where to look, you can find a host of free e-books out there to add to your collection, and you’ll find plenty of them are better than the paid stuff, too. No matter what model of e-reader (or e-reader app) you’re using, here’s where to find free e-books for it.
https://gizmodo.com/free-ebook-kindle-browser-phone-kobo-epub-mobi-pdf-libr-1848967364