Kindle is one of the most popular e-reader among the readers as they provide various features to the users. Recently Amazon has released a Kindle App for Android and iOS gadgets. The Primary usefulness of the app lies in the way that users can download books legally from the app and read on their devices. With the help of this app you can easily download the free as well as paid books. After downloading Kindle app if you face any glitch then you can make a call on Amazon Kindle Support number 1-866-947-8499 which is toll free.