Kindle Unlimited costs $11.99 per month. It's a recurring payment, and no annual membership is offered. During shopping ...

The Libby app lets you borrow digital library books with your library card. Here's a guide on how to read for free.

Here’s a guide for five popular apps. Amazon Kindle In the Kindle mobile app, tap the Library icon at the bottom of the screen to see all the e-books and other content you have acquired.

From sharing your library with family or sending documents straight to your device, there are plenty of lesser-known tricks to make the most of your e-reader.