We recommend you to convert to the two formats simultaneously – (a) ePUB, and (b) Kindle.
- ePUB has emerged as a common standard followed by the industry and Adobe Systems Inc. has a reading software, Adobe Digital Editions and it is used to read ePUB format eBooks on on several supported devices. '.epub' is distributed by various channels, including B&N's PubIt! for Nook <http://pubit.barnesandnoble.com> and Apple iTunes Connect for iPad <https://itunesconnect.apple.com>.
By converting to the above formats, an author/ self-publisher/ publisher may attain the maximum reach to the eBooks marketplace.