How to Convert EPUB to Mobi Calibre

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As we know, EPUB format is an open standard. It's probably the most common formats on the market, which is widely used across all platforms. Except Amazon Kindle, most main eBook retailers like Barnes & Noble, Kobo, Google Play all support EPUB files. Obviously, when it comes to reading EPUB books on Kindle, the best way is converting EPUB to Kindle format, and Calibre is usually the suggested tool, converting EPUB to Mobi for Kindle online is also another choice. In this article, I will teach you how to convert EPUB to Mobi Calibre step by step.

Reasons we convert EPUB to Mobi Calibre

I believe there are enough reasons for us to convert EPUB to Mobi Calibre. Perhaps everyone have different causes to convert the format, but most of us want to convert EPUB to Mobi may because of following reasons:

1. Kindle doesn't support EPUB format.

2. Want to read our favorite EPUB books on Kindle device or Kindle app.

3. Share EPUB books with our friends that only have a Kindle device.

4. Mobi is the most common eBook format of Amazon Kindle.

5. Calibre is a free and powerful eBook management tool, which can help us convert multiple eBook formats, including EPUB to Mobi.

Learned why we need to convert EPUB to Mobi Calibre, it's time for us to start converting. Next part, I will tell you the detailed information about converting EPUB to Mobi Mac Calibre.

How to convert EPUB files to Mobi with Calibre

Before converting EPUB files to Mobi with Calibre, we must get the tool ready. If you have not installed Calibre on your computer, please download Calibre and install it at first.

Next please follow steps below to start converting eBook format.

Step1: Run Calibre and add books to it

We can click "Add books' button at the left navigation bar to add books, or just drag EPUB books from the folder which saves them to the main interface of Calibre. We can see the added books in the middle panel.

add epub books to calibre

Step2: Convert EPUB to Mobi

If you want to convert all your added EPUB files, please press "Ctrl+A" to select all of them. And hit "Convert books" on the navigation bar, then a window below will appear, just select Mobi as output format, click "OK" button to start conversion.

convert mobi to epub calibre

Then you can see a process of converting at the bottom right corner, when it turns to "Zero", it shows all the books have been converted successfully. Just click "Click to open" to find your converted Mobi files. Then you can transfer Mobi books to Kindle device.

convert epub to mobi calibre

Note: One thing I must point out is that every converted file is saved in different folders. If you have converted many EPUB books to Mobi, you may have to open many folders to find all your converted files, which is very inconvenient.

But during the conversion, if you see an alert below, which shows the file is protected with DRM and cannot convert DRMed files, to change EPUB to Mobi file successfully, you'd better remove DRM from EPUB books first and then start conversion.

cannot convert drmed files

So here I strongly recommend you another powerful EPUB to Mobi converter Epubor Ultimate, which has DRM decryption and eBook conversion features. It supports batch convert EPUB to Mobi. With this tool, we can convert both DRM-free and DRM protected EPUB files. And unlike Calibre, when the conversion has been finished, we need not to find converted files by ourselves, a window will pop up, which shows us all the converted files. You can download it for a free trial.

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works for Epubor and writes articles for a collection of blogs such as ebookconverter.blogspot.com.

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