Kindle for Mac Computer: https://www.amazon.com/dp/B00UB769KC/
Kindle for PC (Windows Computer): https://www.amazon.com/dp/B00UB76290/
Kindle for Android Device: https://www.amazon.com/dp/B004DLPXAO/
Kindle for iPhone, iPad, and iPod touch: https://itunes.apple.com/us/app/id302584613?mt=8