You can sign out of the Kindle app on a mobile device by accessing the settings to "Deregister this Kindle." ...

The Kindle App brings app-only perks: mint/yellow page colors, continuous scrolling, and a reading ruler. Track progress with Reading Challenges, set yearly goals, and unlock achievement bookmarks.

The Kindle app is among the most widely used e-book reading applications and is available on a wide range of platforms. Amazon also provides timely updates which include bug fixes and new features.

Let’s be clear: Amazon’s new app for the iPhone, released Wednesday, does not compare to the Kindle. Not only is it not as good nor as easy to read with, the new app also competes with a dozen other ...