Buffer - Buffer makes it super easy to share any page you're reading. Keep your Buffer topped up and we automagically share them for you through the day.
calibre - Ebook manager, viewer & converter
HootSuite - Enhance your social media management with Hootsuite, the leading social media dashboard. Manage multiple networks and profiles and measure your campaign results.
FBReader - FBReader is an e-book reader for various platforms. Features:
SproutSocial - Sprout Social is a social media management tool created to help businesses find new customers & grow their social media presence. Try it for free.
Google Play Books - Google Play Books lets you search, preview, and buy millions of books using Google Book Search.