"Epub is an opened ebook format, it's so popular that almost all ereaders support epub
format except kindle devices, kindle format is special for that Kindle have thier native format Mobi/AZW. But readers may purchase ebooks in other bookstores like Google Bookstore or Nook,to expand their reading fun. Then how you can read these books on your Kindle if they are in Epub format?(as it’s know to all of us that epub is supported by the Adobe). of course convert Epub to Mobi/azw or even Prc format. If you still confused with it ,follow on the guide: how to remove restriction fron epub books.
this is absolutely the newest and easiest way to read epub format on kindle fire according to the users, so if you have the trouble like this, this software will be your flawless choice!