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Find answers to frequently asked questions about our EPUB to MOBI Converter Web App. Learn more about how to convert EPUB files to MOBI format, Kindle compatibility, and the features of our user-friendly web app. Get the help and support you need for seamless EPUB to MOBI conversions.

What is EPUB to EPUB Cyborg?EPUB to MOBI Cyborg is a web app that allows you to convert EPUB files (an e-book file format with the ".epub" extension) to MOBI format (.mobi), which is compatible with Kindle devices and applications.
When does the download link expire?The download link for your converted file will expire after 60 minutes. Make sure to download your MOBI file within this timeframe.
Do you track who convert what?No, we respect your privacy. All conversion requests are anonymous, and we do not track or store any information about the files you convert. Privacy is a key aspect of our web application.
Why it is better than a browser extension? There are several advantages to using our web app over a browser extension:
1. Anonymous conversion: When you use our service, your transformation remains anonymous.
2. Batch conversion: Our web app supports converting a large number of files at once, unlike many browser extensions.
3. Enhanced privacy: Unlike some browser extensions that may share your information with third parties, we never collect or share your data.
4. Faster conversions: Our web app is optimized for speed, ensuring faster conversion times.
5. Device compatibility: You can use our web app on any device with a web browser, including phones, tablets, and computers.
Does it work on a mobile phone?Yes, our web app works on all Android phones. For iOS phones, it is compatible with iOS 12 and newer versions. You can conveniently convert EPUB to MOBI on your mobile device.
It doesnt work for me?If you encounter any issues or need assistance, please visit our SUPPORT page. Our dedicated support team will be happy to help you resolve any problems you may face.
Any others questions?If you have any additional questions or need further assistance, please don't hesitate to reach out to our support team. Simply visit our SUPPORT page, and we'll be glad to assist you.
Can I convert DRM-protected EPUB files to MOBI?Our web app is designed to convert non-DRM protected EPUB files to MOBI format. However, it does not support converting DRM-protected files due to copyright restrictions.
Is there a file size limit for EPUB to MOBI conversions?Our web app can handle EPUB files of various sizes. While there is no specific file size limit, very large files may take longer to convert depending on your internet connection speed.
Will the converted MOBI file retain all the formatting from the original EPUB?Yes, our conversion tool preserves the layout, formatting, and content of the original EPUB file when generating the MOBI file. This ensures that your e-book looks and functions as intended on Kindle devices and applications.
Can I edit the converted MOBI file after the conversion?The MOBI format is primarily designed for reading, and editing capabilities are limited. While you can make minor changes in Kindle devices or apps, we recommend performing any significant editing or modifications in the original EPUB file before conversion.