Kindle Previewer 3 (Beta)

Kindle Previewer icon

Kindle Previewer 3 (Beta) is a new tool that enables authors, publishers, and eBook developers to preview how their books will appear with Enhanced Typesetting on Kindle devices and applications. It introduces a simplified installer and a refreshed user interface that make it easier to install and preview books.

Kindle Previewer 3 (Beta) supports preview of Amazon's recently launched layout features, such as improved spacing between words through hyphenation, kerning and ligatures allowing faster reading with less eyestrain. This release also includes the ability to preview books with Bookerly, the new Kindle-exclusive font designed for better readability on digital surfaces of any screen size. Get started today by downloading the beta version of Kindle Previewer 3 and experience faster page navigation, full-page previews without scrolling down, easy navigation through different chapters and sections with a separate Table of Contents and faster search for any text in your book.

While it’s a greatly improved previewing experience, as with any Beta software we expect some shortcomings and we would love to hear your feedback towards continuously improving it. Please send us your feedback to

System Requirements

  • Windows 7 or later
  • Intel Mac OSX 10.9 or later


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Frequently Asked Questions

Q1: What is Kindle Previewer?
A1. Kindle Previewer is a free downloadable desktop app that enables Authors, Publishers, and eBook Developers, to preview how their books will appear on Kindle eReaders, Fire tablets, and free Kindle reading apps. Kindle Previewer makes it easy for content creators to preview eBooks and audit how their books will look on specific Kindle devices or free reading apps, and adjust display orientation, font sizes, paragraph styles, etc.

Q2: Why should I use Kindle Previewer 3 (Beta)? What’s the purpose of launching it as beta software?
A2. Kindle Previewer 3 (Beta) enables you to preview how your books will look with Enhanced Typesetting on Fire Tablets, Kindle for Android and Kindle for iOS. It provides an all new user interface to make it easier for you to use the tool. While we work on improvements to the tool, we are making it available for you to try and share your feedback with us.

Q3: What are the new features and improvements in Kindle Previewer 3 (Beta)?
A3. The new features and improvements in Kindle Previewer 3 (Beta) are:
  • Support for previewing books with Enhanced Typesetting and Bookerly
  • New widget through which you can easily change the device type and orientation, navigate through the table of contents, and search within the book
  • Simplified installer for Mac that does not require you to manually download and install Java and X11
  • Full-page previews without having to scroll
  • Ability to change the fonts during preview
  • Separate navigation pane for quicker page navigation
  • Faster text search, page navigation, and book re-open
Q4. What is Enhanced Typesetting?
A4. Kindle books with Enhanced Typesetting enable a better reading experience by providing a series of typographical and layout features that are automatically enabled on Kindle books. It provides smoother word spacing with better hyphenation, drop caps that dynamically adjust with font size, kerning and ligature improvements, adaptive page layout and margins, allowing faster reading with less eyestrain. Visit for more information on Enhanced Typesetting.

Q5. How will I know whether my book is compatible with Enhanced Typesetting or not?
A5. While previewing your book in Kindle Previewer 3 (Beta), you may go to Menu > View > Book Information to know whether your book is compatible with Enhanced Typesetting or not. If your book is compatible, the value for Enhanced Typesetting will be shown as "Supported".

Q6: My book is not compatible with Enhanced Typesetting. What should I do to make it compatible with Enhanced Typesetting?
A6. We are continuously working to make Enhanced Typesetting enabled for more titles and will automatically enable it for your book when possible. You need not resubmit your book. When Enhanced Typesetting is enabled for your book, you will see "Enhanced Typesetting: Enabled" on that book’s detail page.

Q7. What are the devices and applications on which Enhanced Typesetting is enabled?
A7. Enhanced typesetting is enabled on the following Kindle devices and applications.
• Kindle e-readers
  • Kindle Paperwhite (6th Generation)
  • Kindle (7th Generation)
  • Kindle Voyage (7th Generation)
  • Kindle Paperwhite (7th Generation)

• Fire Tablets
  • Kindle Fire HD (3rd Generation)
  • Kindle Fire HDX 7" (3rd Generation)
  • Kindle Fire HDX 8.9" (3rd Generation)
  • Fire HD6 (4th Generation)
  • Fire HD7 (4th Generation)
  • Fire HDX 8.9 (4th Generation)
  • Fire (5th Generation)
  • Fire HD8 (5th Generation)
  • Fire HD10 (5th Generation)

• Others
  • Kindle for iOS v4.9 or Later (iOS Versions: iOS 7, iOS 8 and iOS 9)
  • Kindle for Android v4.18.0 or Later (Android Versions: Jelly Bean, KitKat, Lollipop, and Marshmallow)

Q8. I want to see the difference between how my book looks with and without Enhanced Typesetting. How can I do this?
A8. You can open the book which got successfully converted with Enhanced Typesetting in Kindle Previewer 3 and then compare it by opening the same book using Kindle Previewer 2.94 to see how it will look without Enhanced Typesetting. You may download the sample book from here.

Q9. What language books does Kindle Previewer 3 (Beta) support?
A9. Kindle Previewer 3 (Beta) supports books in English, Chinese, Japanese, French, Italian, German, Spanish, Portuguese and Dutch languages.

Q10. What languages is Kindle Previewer 3 (Beta) localized to?
A10. Kindle Previewer 3 (Beta) user interface is now available in English, Chinese, Japanese, French, Italian, German, Spanish, Portuguese, Russian and Dutch languages.

Q11. What file formats does the Kindle Previewer 3 accept?
A11. Kindle Previewer 3 opens eBooks in .epub, .mobi, .htm, .html, .xhtml, .mobi, .opf, .prc, .azw, .azw3, .azw8 and .kpf formats.

Q12. What devices and applications can I validate using Kindle Previewer 3 (Beta)?
A12. Kindle Previewer 3 (Beta) currently lets you validate books as they would appear on Fire Tablets, Kindle for Android and Kindle for iOS. We shall add support for Kindle e-readers in a future update.

Q13. I am able to preview only some books on Kindle for iOS. Why can’t I preview all my books on Kindle for iOS?
A13. On Kindle for iOS, Kindle Previewer 3 previews only those books that are compatible with Enhanced Typesetting. For the other books we generate an AZK file which you can side load the AZK file to your iOS device and preview.

Q14. Once I install Kindle Previewer 3 (Beta), is it advisable to uninstall Kindle Previewer 2.94?
A14. No. We recommend that you keep the Kindle Previewer 2.94 installation as well. Kindle Previewer 3 is beta software and we will keep adding more features to it. Once we transition Kindle Previewer 3 out of Beta, you can uninstall your older Kindle Previewer version.

Q15. Can I preview my book on Kindle e-readers in Kindle Previewer 3 (Beta)?
A15. Not yet. We are actively working on adding the support for Kindle e-readers in Kindle Previewer 3. You can now preview your book in Kindle e-readers using Kindle Previewer 2.94, but without Enhanced Typesetting.

Q16. How do I get started using Kindle Previewer 3 (Beta)?
A16. First, download and install Kindle Previewer 3. Launch the application, use Menu > Open Book and follow the instructions to open, convert and preview a book. You may refer the user guide from Menu > Help > Kindle Previewer 3 User Guide for more instructions.

Q17. What are the recommended system requirements for Kindle Previewer 3 (Beta)?
A17. Kindle Previewer 3 (Beta) can be used on machines running Mac OS X v10.9 or later and Microsoft Windows 7 or later.
For both Mac and Windows PC, we recommend that the computer you use to run the Kindle Previewer meets or exceeds the following requirements:
• Processor: 1.2 GHz or faster
• RAM: Minimum 4 GB
• Hard Disk Drive (HDD): Minimum 500 MB;
• Display: 1024 X 768 and above

Q.18 When I open my book in Kindle Previewer 3, I get a message ‘Optimizing book…’ that takes a while to close. What is this Optimization?
A18. When you open a book in Kindle Previewer 3, one of the first things it does is to check for the compatibility of your book for Enhanced Typesetting and then converts your book. This process of compatibility check and conversion takes up to a few minutes depending on the size of the book.

Q19. Are there any help documents to help learn how to use Kindle Previewer?
A19. Yes. You can view or download the user guide from Menu > Help > Kindle Previewer 3 User Guide.

Q20. Instead of navigating through the graphical user interface, can I use shortcut commands to operate Kindle Previewer 3 (Beta)?
A20. Yes. You can use keyboard shortcut commands. You can view the list of supported keyboard shortcuts from Menu > Help > Keyboard Shortcuts or simply use Ctrl+K in Windows and Command+K in Mac to get the list of keyboard shortcuts. For example, enter Ctrl+O to open a book; enter Ctrl+E to go to end of the book; enter Ctrl+T to open Table of Contents.

Q21. While using Kindle Previewer 3 (Beta), how can I send feedback?
A21. You may send your feedback by mailing us at or by going to Menu > Help > Send Feedback.

Q22. How can I side load and preview my book with Enhanced Typesetting on my Kindle device or application?
A22. You can’t side load your books with Enhanced Typesetting. You can, however, side load the Mobi file without Enhanced Typesetting. You may find this Mobi file under "My Kindle Books" folder.

Q23. Kindle Previewer lets me preview and validate my eBooks before I publish them to Kindle. Does Amazon provide any tools for creating eBooks?
A23. Yes, Amazon provides Kindle Comic Creator, Kindle Kids’ Book Creator and Kindle Textbook Creator for creating eBooks in Kindle format. Each of these Kindle authoring applications lets you add unique reading features that are optimized for each book category. We recommend choosing the tool that lets you add the reading features that most closely match the reading experience you want to create for your readers. For example, if your book consists of a series of panels or frames that contain illustrations, then we recommend using Kindle Comic Creator to add panel views that make it easier for readers to navigate each illustrated panel within your book. If you are creating a kids’ book with text pop-up, we recommend using Kindle Kids’ Book Creator. If you choose to convert PDFs of textbooks, course notes, study guides, and other educational material into Kindle books and enhance them with audio, video and image pop-ups, we recommend using Kindle Textbook Creator. You can preview eBooks created with any of these authoring applications using Kindle Previewer 3 (Beta).

Kindle Previewer Documentation