Amazon Kindle has its own Kindle ebook formats. Maybe you like to purchase Kindle ebooks from Amazon this large and fantastic store just like me. Then we can only read these Kindle books on Kindle devices and apps. If you have other devices such as a Sony eReader instead of a Kindle one, you cannot read these books directly on your device. Then you may have the need of converting Kindle to EPUB. Here I recommend you several sites to convert Kindle to EPUB online. You can convert DRM-free Kindle to EPUB with the following online converters. It's more convenient if you don't want to find certain converting softwares and download to use. (For converting DRM Kindle books to EPUB, you can click here to see the ending part of this article.)
1. eBookConverter.net
I came across this site and used it to convert several books not long ago. I think it is a nice online converter. And today I use it to convert Kindle books to EPUB. It works fine. And you can see a certain part of this website from the picture above. It's divided into several specific converters like EPUB converter, mobi converter etc. Each of them offers good conversion service. Now you can click the Kindle Converter to convert your Kindle books to EPUB.
Books can be converted: DRM-free books.
Batch conversion: Supported.
File size limitation: 24 MB.
Converted file download: Directly click the file to download
2. Zamzar
You may get really familiar with Zamzar already. Many people use this site to convert books online. Except converting ebook formats, it also converts audio, video, image etc. You can see from the picture that the steps are listed for you and they are really simple to operate.
Books can be converted: DRM-free books
Batch conversion: Supported.
File size limitation: 100 MB. (If your file is larger than 100 MB, you need to pay for the conversion.)
Converted file access: Email. (The converted file will be sent to your email)
Features: Easy to be used; Fast to convert; Safe to open your email and get your converted file.
3. CloudConvert
To be honest, the interface of this site is not so nice to look, but it's good to use. This website is rather different from others in the uploading ways. It allows you to upload your files that need to be converted by dragging and dropping them directly on this page. Or select files from Dropbox and Google drive. Adding from URL is also supported. So many different ways to upload your files.
Site: https://cloudconvert.org
Books can be converted: DRM-free books
Batch conversion: Supported.
File size limitation: 100 MB.
Converted file access: Directly download; Send it to your dropbox; Or send it to your Google drive.
4. Online-Convert
This website offers various conversion service for us. Except converting ebook formats, it also can function as audio converter, video converter, document converter, image converter and so on. It's easy to convert Kindle to EPUB. But it seems that when converting files, it takes a little longer than other sites, but it doesn't matter much. When enter its site, go to the "eBook Converter", set the target format as EPUB and then continue to upload your Kindle books to convert.
Site: http://www.online-convert.com/
Books can be converted: DRM-free books
Batch conversion: Not supported.
File size limitation: 100 MB. (Larger files need to get paid accordingly)
Converted file access: Download automatically when the conversion is finished.
Features: You have several options to customize your book such as changing book title, book author, adding border before converting.
Summary: The online converters will only be able to convert DRM-free Kindle mobi, azw, azw3 etc. for you. But many times we may find that the Kindle books we purchase are in Kindle DRM. Once the books are locked by DRM, we cannot convert them directly online. At this time, we need to remove Kindle DRM first and then convert them to EPUB. You can consider to use Ultimate Converter. Easy to convert DRM Kindle to EPUB for you. Simple to operate, several clicks will solve the DRM problem together with the format converting issue.
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Ada Wang works for Epubor and writes articles for a collection of blogs such as ebookconverter.blogspot.com.