The link below is to an article that takes a look at the pros and cons of a Kindle device and the Kindle App. Which should you use?

For more visit:
http://www.makeuseof.com/tag/buy-kindle-just-use-free-app/

I have both a Kindle device and I use the Android app. Given my Kindle is getting on in years, I started using the Android app on my tablet and I am exceedingly pleased with it – in fact, I have no intention currently to buy another Kindle.