Lithium, iirc, parses only epubs. Librera Pro parses a large number of formats, like PDF, epub, mobi, azw, djvu, and so on. It also supports auto-cropping of wh

Lithium, iirc, parses only epubs. Librera Pro parses a large number of formats, like PDF, epub, mobi, azw, djvu, and so on. It also supports auto-cropping of white margins in formats that do not support reflowing of text.