It's easy to buy books on Kindle on your computer and mobile device. You'll need to buy books through Amazon and have them delivered to your device.

You can buy Kindle books on an iPad through Amazon's website instead of the Kindle app, which doesn't allow in-app purchases. Here's how to do it.

Kindle Unlimited is a $11.99 monthly subscription service offering access to over four million digital books, audiobooks, comics, and magazines. Users can borrow up to 20 titles at a time with no due ...