
If we download the purchased Kindle books to local computer via Kindle for PC/Mac, the books are usually saved in.

It might stand for Amazon Word, but Amazon hasn't officially confirmed that yet.
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For more information, you can read the guide on How to Remove DRM from KCR and Convert KCR to PDF.ĪZW is the most popular format for Amazon Kindle books. kcr is treated as the new Kindle KFX (new format, with new DRM protection technology). Currently there isn't so much information about this eBook format. If you downloaded a Kindle book via Kindle for Mac v 1.25.2 (and above), you will be likely to get a. However, there are 3 Methods to Remove DRM from Kindle KFX eBooks. So there is no change at all if you convert a KFX file to another format or decrypt a KFX file. It downloads all the stuff of a book into your Kindle, regardless of texts or images. KFX is the successor of AZW6, it's even not a real eBook file. The kindle ebooks with the "Enhanced Typesettings" property enabled will be downloaded as kfx format.

KFX is the latest format of Amazon Kindle. If you are interested in the ebook formats beyond the Kindle books, just read General eBook formats explanation. Here is a detailed introduction and explanation about Kindle formats.
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The difference may be slight, but we can't ignore it. Here you can find KFX, KCR, AZW, AZW3, PRC, Mobi, Topaz, and more.Īlthough a Kindle book can be delivered as any of these formats and they almost look the same, actually they are not. Amazon Kindle has the largest eBook collection in the world, with the most complicated eBook format mechanism.
