Amazon has updated it’s Kindle app for iOS. iPhone and iPad users, must update if they use Kindle on their iOS devices regularly. What’s new ? And why must you update ? Well, the updated app offers full color magazine and newspapers on iOS devices – yes, the same as they are on the Kindle Fire – option of single issue as well as long term subscription is also available. Amazon has also introduced replica textbooks to the platform, there is built-in support for annotation and zoom and pan functionality. Send-to-Kindle email addresses now automatically sync content. Also, PDF support is now available, the library UI has been updated with improved organization. A good and welcome update indeed !