Kindle For PC application by Amazon is a free to use Kindle reading tool. Download it from here.
The installation is pretty simple and once installed, it will show up with main interface as below :
Books available for reading are shown on the main screen, simply right click any of those and select ” Go to beginning” to start reading from first page after table of contents.
One cool feature about this application is that it is not necessary to have Kindle around for accessing the book that you wish to read. Even reading Kindle books on PC, all the bookmarks as well as last page read and notes taken are automatically synchronized between PC and Kindle by Amazon’s Whispersync technology.
To register existing Kindle to work with this application, select Tools > Options > Registration, which will bring up the following form :
Overall, a pretty easy to use and lightweight Kindle reader which is free. 🙂