The succinctly named ‘ Easy Ebook Viewer‘ is, as you might guess from its name, an ebook viewer. You can install the Bookworm eBook app on Ubuntu 16.04 LTS and above by adding this PPA to your software sources: sudo add-apt-repository ppa:bookworm-team/bookworm sudo apt update & sudo apt install bookworm Easy eBook Viewer (GTK+)

Summary: Even though handling of PDFs is poor, Bookworm is the best all-round eBook reader app on Ubuntu. PDF rendering is pretty poor, however, and the app lacks proper tools for page zoom, dual page, etc that dedicated apps like Evince (for. Options to customise the reader appearance.Lets you edit metadata, including cover art.Other toolbar options allow you to view a table of contents (should there be one), bookmark a page, and search for text or phases. You can use your keyboard arrow keys to advance to the next/prev page, or drag the scrubber along the progress slider displayed at the bottom of the window. The clean, uncluttered UI of Bookworm helps keep focus squarely on the content. The app includes 3 separate profile themes: light (pictured), sepia, and dark, which layers white text over a dark background. When reading an ePub or mobi book you can increase/decrease the font size, adjust the margins, tweak the line height and change the background/text color using a handy pop-over menu in the Bookworm toolbar.

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