Top 5 EPUB to MOBI Converters in 2023

Mon. 22 Jan. 20241813
In this blog, we will do a roundup of the top 5 EPUB to MOBI converters in 2023 while giving helpful tips about our TTS function.
Top 5 EPUB to MOBI Converters in 2023

In the dynamic world of digital reading, having the right eBook format can make all the difference in your reading experience. EPUB and MOBI are two popular eBook formats, each with its own advantages. If you find yourself needing to convert EPUB files to MOBI, whether for Kindle compatibility or other reasons, you'll want a reliable converter.




Before choosing a converter, consider factors such as user interface preferences, additional features, and whether you prefer a desktop application or an online service. Each of these EPUB to MOBI converters brings its own strengths to the table, catering to different user needs and preferences.


Converter Key Features Supported Platforms User Interface
Calibre - Comprehensive eBook management Windows, macOS, Linux Desktop Application
  - Wide format support    
  - Metadata editing    
Online-Convert - Web-based, no installation required Web Browser Online
  - Additional customization options    
  - Batch conversion support    
Zamzar - User-friendly online service Web Browser Online
  - Quick and efficient conversion    
  - Batch conversion support    
Epubor Ultimate - Specialized eBook converter with DRM removal Windows, macOS, Win/Mac Desktop Application
  - High-speed conversion    
  - User-friendly interface    
Convertio - Diverse format support Windows, macOS Online


1. Calibre

Calibre stands out as a powerful and versatile eBook management tool. Not only does it support a wide range of formats, but it also excels at converting EPUB to MOBI seamlessly. Its user-friendly interface, robust features, and constant updates make it a favorite among eBook enthusiasts. With Calibre, you can manage your eBook library, convert formats, and even edit metadata.

Image Source: Calibre



  1. Wide Format Support:

    • Calibre supports an extensive range of eBook formats, making it a versatile solution for users with diverse reading devices.

  2. Comprehensive eBook Management:

    • Beyond conversion, Calibre excels in eBook organization. It allows you to edit metadata, arrange books by categories, and even create custom tags for efficient library management.

  3. User-Friendly Interface:

    • Calibre boasts an intuitive and user-friendly interface, making it accessible to both novices and experienced users. Navigating through your eBook library and performing tasks is a breeze.

  4. Batch Conversion:

    • Save time by converting multiple eBooks simultaneously with Calibre's efficient batch conversion feature. Ideal for users with extensive libraries.

  5. Metadata Editing:

    • Customize the details of your eBooks with Calibre's robust metadata editing capabilities. This includes updating book covers, titles, authors, and more.


2. Online-Convert

Online-Convert offers a convenient and straightforward EPUB to MOBI conversion service for those who prefer a web-based solution. Simply upload your EPUB file, and Online-Convert will process the conversion swiftly. The platform also provides additional options for customization, allowing users to tweak settings according to their preferences.

Image Source: Online-Convert



  1. Web-Based Accessibility:

    • Enjoy the convenience of online conversion without the need for software installation. Online-Convert is easily accessible through web browsers, making it a practical choice for users on various devices.

  2. Wide Range of Output Formats:

    • Online-Convert supports an extensive array of output formats, catering to different user needs. Whether it's converting documents, images, videos, or eBooks, you'll find a suitable format for your requirements.

  3. Batch Conversion Support:

    • Save time by converting multiple files simultaneously. Online-Convert's batch conversion feature ensures efficiency, especially when dealing with large sets of files.

  4. Additional Customization Options:

    • Tailor your output files with customization options. Online-Convert provides additional settings for fine-tuning the conversion process, allowing users to achieve the desired output.

  5. User-Friendly Interface:

    • Navigating through the conversion process is made easy with Online-Convert's user-friendly interface. The step-by-step approach ensures a seamless experience for users, whether they are beginners or seasoned professionals.


3. Zamzar

Zamzar is a popular online file conversion service, and it doesn't disappoint when it comes to converting EPUB to MOBI. The platform is user-friendly, and the conversion process is quick and efficient. Zamzar also supports batch conversions, making it a handy choice for those dealing with multiple files.

Image Source: Zamzar



  1. User-Friendly Online Service:

    • Zamzar's user-friendly online platform ensures a straightforward conversion process. Users can easily navigate the website, making it accessible for individuals with varying levels of technical expertise.

  2. Quick and Efficient Conversion:

    • Zamzar prioritizes speed and efficiency. The platform is designed to process conversions swiftly, providing users with prompt results for their converted files.

  3. Batch Conversion Support:

    • Save time and effort by converting multiple files simultaneously. Zamzar's batch conversion feature is especially useful when dealing with large sets of files, enhancing overall productivity.

  4. Diverse Format Support:

    • Zamzar supports a wide variety of input and output formats, catering to the diverse needs of users. Whether it's documents, images, videos, or eBooks, Zamzar ensures compatibility with an extensive range of formats.

  5. User-Friendly Interface:

    • The intuitive and clean interface of Zamzar makes the conversion process hassle-free. Users can easily navigate through the platform, select their desired conversion options, and initiate the process with just a few clicks.


4. Epubor Ultimate

Epubor Ultimate is a dedicated eBook converter that specializes in transforming various formats, including EPUB to MOBI. It boasts a user-friendly interface and high-speed conversion capabilities. Additionally, Epubor Ultimate supports the removal of DRM (Digital Rights Management) from eBooks, providing added flexibility for users.

Image Source: Epubor Ultimate



  1. Wide Range of Format Support:

    • Epubor Ultimate supports an extensive array of eBook formats, ensuring compatibility with various eReaders and devices. Users can convert eBooks between popular formats like EPUB, MOBI, AZW, PDF, and more.

  2. Batch Conversion Efficiency:

    • Save time and streamline your eBook library management with Epubor Ultimate's batch conversion feature. Convert multiple eBooks simultaneously, reducing the effort required for large libraries.

  3. DRM Removal Capabilities:

    • Epubor Ultimate excels in handling DRM-protected eBooks. Remove Digital Rights Management (DRM) restrictions, allowing users to enjoy their eBooks on multiple devices hassle-free.

  4. Intuitive User Interface:

    • The user-friendly interface of Epubor Ultimate makes it accessible to users of all levels. Navigating through the application is intuitive, ensuring a smooth and pleasant user experience.

  5. Metadata Editing and Organization:

    • Customize your eBook metadata effortlessly. Epubor Ultimate allows users to edit book details such as title, author, and cover. Organize your library with ease, creating a personalized and well-structured collection.


5. Convertio

Convertio is a versatile online file conversion platform designed to simplify the process of converting various file formats. Explore the benefits that make it an invaluable tool for individuals and businesses seeking efficient file conversion solutions.

Image Source: Convertio


  1. Wide Range of Supported Formats:

    • Convertio supports an extensive array of file formats, spanning documents, images, videos, audio, and more. Users can seamlessly convert files between different formats, addressing diverse conversion needs.

  2. User-Friendly Interface:

    • With a clean and intuitive user interface, Convertio ensures a user-friendly experience. The platform's straightforward design enables users to navigate the conversion process with ease, regardless of their technical expertise.

  3. Online Accessibility:

    • Being an online platform, Convertio eliminates the need for users to install or download software. Users can access the conversion services directly through their web browsers, streamlining the conversion process.

  4. Batch Conversion Capability:

    • Convertio facilitates batch conversion, allowing users to convert multiple files simultaneously. This feature is particularly beneficial for those dealing with large volumes of files, saving time and effort.

  5. Cloud Storage Integration:

    • Users can connect Convertio to their cloud storage services, such as Google Drive and Dropbox. This integration enhances convenience by enabling direct access to files stored in the cloud for seamless conversion.


How to Use TTS on Windows

Use our intuitive interface to listen to PDF stories using PDF Reader Pro on Windows.


Navigate, edit, and
convert PDFs like a Pro
with PDF Reader Pro


Easily customize PDFs: Edit text, images,
pages, and annotations with ease.


Advanced PDF conversion: Supports
multi-format document processing with OCR.


Seamless workflow on Mac,
Windows, iOS, and Android.

Don’t let PDFs slow your efficiency DOWNLOAD NOW


Step 1: Open Your PDF File

Click "Open File" or choose file to drag your document into the drop zone.

Image Source: PDF Reader Pro


Step 2: Open the Reading Page

Click the TTS tool on the left side bar to generate the pop-up window.

Step 3: Select Options on Speech Reader

Adjust the reading speed, default voice and continuous play.

Image Source: PDF Reader Pro


How to Use TTS on Mac

Use our speech software and other helpful tools to turn your PDF into a reading voice on your Mac operating system.


Navigate, edit, and
convert PDFs like a Pro
with PDF Reader Pro


Easily customize PDFs: Edit text, images,
pages, and annotations with ease.


Advanced PDF conversion: Supports
multi-format document processing with OCR.


Seamless workflow on Mac,
Windows, iOS, and Android.

Don’t let PDFs slow your efficiency DOWNLOAD NOW


Step 1: Open Your PDF File

Drop files into the reader or click "Open File".

Image Source: PDF Reader Pro

Step 2: Highlight Text to Play

Right-click on this text and select the TTS tool.

Image Source: PDF Reader Pro

Step 3: Play Using the PDF Audio Reader

Choose from a variety of voice options to find your ideal reading voice, adjust reading speed and more.

Image Source: PDF Reader Pro


FAQs about eBook Conversion

Have questions about managing PDF documents and ebook files? Read our FAQs for more information. 


1. What is eBook conversion, and why is it necessary?

eBook conversion is the process of changing the format of an electronic book (eBook) from one type to another. This is often necessary to make the eBook compatible with different devices and reading applications.


2. Why would I need to convert my eBooks?

You may need to convert your eBooks for various reasons, such as changing the file format to make it compatible with a specific eReader or mobile device, achieving better readability, or accessing additional features offered by different formats.


3. Can I convert multiple eBooks at once?

Yes, many eBook converters support batch conversion. This feature allows you to convert multiple eBooks simultaneously, saving time and effort.


4. Are there online converters available for eBook conversion?

Yes, online converters provide a convenient way to convert eBooks without the need for software installation. They are accessible through web browsers and often support a variety of formats.


5. What are some popular output formats for eBook conversion?

Output formats may include EPUB, MOBI, PDF, AZW, and more. The choice depends on your target eReader or reading device.


6. Is there a recommended eBook converter for batch conversion?

For batch conversion, tools like Epubor Ultimate and Kindle Converter are popular choices. They offer efficient batch processing features, making it easy to convert multiple eBooks simultaneously.


7. Can I convert DRM-protected eBooks?

Some eBook converters, like Epubor Ultimate, offer advanced features to handle DRM-protected files. However, it's essential to respect copyright and licensing agreements when dealing with protected content.


8. What factors should I consider when choosing an eBook converter?

Consider factors such as the user-friendly interface, conversion speed, supported formats, and whether the tool provides additional features like DRM removal or custom options. Make sure it aligns with your specific needs.


9. Are there file size limitations for eBook conversion?

While some converters may have file size limits, many modern tools support the conversion of larger files. Always check the specifications of the chosen converter for any limitations.


10. How do I manage my eBook library after conversion?

Desktop applications like Calibre provide features for eBook library management, including sorting, organizing, and editing metadata. Additionally, some converters offer options to customize the output location for your converted files.


In 2023, having the right tools to manage and convert your eBooks ensures a seamless and enjoyable reading experience. Whether you're a casual reader or a dedicated eBook enthusiast, these top converters are worth exploring to enhance your eBook library.

Get Started with PDF Reader Pro Today!