Robin Good: Hamster Free Converter is a free Windows-only downloadable software that makes it extremely easy to convert to just about any eBook format.
Hamster utilizes the same conversion engine utilized by Calibre but without the many options and advanced features.
It supports more than 200+ devices including Amazon Kindle, iPad, iPhone 3, iPhone 4, iPod, FR Book, iRiver, Sony, Digma, Nook, BenQ, Kobo, Explay,CrossElec, boeye, PAGEone, WexLer.
Hamster Free Converter converts any eBooks to run on Amazon, Sony, Asus, iPod, iPad, iPhone, PSP, Blackberry, Zune, iRiver, etc.
Download it here: http://store.hamstersoft.com/hamsterfreeebookconverter.exe (Win only)
Find out more: http://ebook.hamstersoft.com