How to Read Kindle eBooks on Different Devices
There are free Kindle readers for most devices.
If you do not want to install a Kindle reader, you can read your Kindle book online in your web browser.
Web Browser Online
After you purchase a Kindle book from Amazon,
the book shows up automatically in your Amazon account.
Go here to see all your Kindle books and read them in your web browser.
Android, Apple iOS, iPad, iPhone, Mac and Windows PC
Install the Kindle reader for your device from here.
Here is the Kindle reader just for Samsung.
Here is a list of Kindle readers.