Mixbook - Mixbook is an online photo design tool and product service that allows customers to design customized photo books, cards, calendars, and photo prints through its online interface.
calibre - Ebook manager, viewer & converter
Bitstrips - Bitstrips is fun and engaging app that lets you create your own comic strips right from your mobile device. It's essentially a social network that allows its users to share self-made comics as opposed to photos, memes, videos, or other posts.
FBReader - FBReader is an e-book reader for various platforms. Features:
SlideBoom - Upload and Share PowerPoint presentations with your family, friends, colleagues, clients and the whole world
Google Play Books - Google Play Books lets you search, preview, and buy millions of books using Google Book Search.