10 Best Free Online FB2 to MOBI Converter Websites

Here is a list of the best free online FB2 to MOBI converter websites. FB2 is a file format for electronic books. It stands for FictionBook, and it is an XML-based format designed for fiction eBooks. On the other hand, MOBI is an eBook file format commonly associated with Amazon Kindle devices and applications. You can easily convert a FB2 file into a MOBI file. This can make it easy to open and read FictionBook files on e-readers.

This post covers 10 free websites where you can convert FB2 to MOBI online. The websites provide dedicated converters where you can simply upload your FB2 files and perform the conversion. Some converters support file import from cloud storage services such as Google Drive, OneDrive, etc. You can configure the metadata and target the MOBI output for specific e-reader devices. The results give you MOBI files with the best e-reader compatibility.

My Favorite Online FB2 to MOBI Converter

Aspose.app is my favorite website on this list to convert FB2 to MOBI online. This converter is good for single file conversion as well as batch conversion It comes with cloud storage integration to directly import files for conversion and offers an option to export converted files back to cloud storage or share via email.

You can check out our other lists of the best free FB2 Viewer Online Websites, Online PDF to FB2 Converter Websites, and FB2 to AZW3 Converter Software For Windows.

Overview Table:

Name	Files per Conversion	Cloud Storage Integration	Conversion Options	Add eBook Info
Aspose.app	up to 10	Import & Export	x	x
OnlineConvertFree.com	up to 7	x	x	x
CloudConvert.com	up to 5	Import only	x	x
Convertio.co	up to 2	Import only	x	x
Online-Convert.com	1	Import & Export	Target device, encoding, font, etc.	✓
ConvertFiles.com	1	x	x	x
Converter.app	1	x	x	x
OnlineConverter.com	1	x	x	x
MConverter.eu	up to 2	Import only	x	x
Zamzar.com	up to 2	Import only	x	x

Aspose.app

Aspose.app is a free website with an online FB2  to MOBI converter. This converter supports import from Google Drive and Dropbox. If you have the FB2 files saved on any of these online storage platforms, you can simply sign in to your account and import the files directly from there. The converter can process up to 10 files per conversion with a maximum file size limit of 100 MB. You can add your files, set the output format, and perform the conversion. After the conversion, you get a download button to save the converted MOBI files. Below that, you get an email option. You can add an email address to share the download link via email.

How to convert FB2 to MOBI online on Aspose?

• Follow the given below to access this converter directly.
• Use the Choose File button to upload your FB2 files. Or, use the cloud import feature to fetch your files from Google Drive or Dropbox.
• In the next step, make sure the “Save as” format is MOBI.
• Then click the CONVERT button to start the conversion.
• After conversion, use the Download button to save the converted MOBI files.

Highlights:

• Batch Conversion: Yes, up to 10 files per conversion.
• Max Conversion Size: Up to 100 MB per file.
• Cloud Integration: Supports import from Google Drive and Dropbox.
• Conversion Limit: No, you can perform any number of conversions.
• Conversion Options: No conversion options.
• Conversion Output: Direct Download (MOBI/ZIP) and Email Share.

OnlineConvertFree.com

OnlineConvertFree.com offers a free tool to convert FB2 to MOBI online. This is a simple converter where you can add and convert up to 7 files per conversion. It has a 100 MB file size limit for conversion. It lacks integration with popular cloud storage platforms but you can easily upload local files and convert them to MOBI. Upon conversion, it puts a download button alongside each converted file. It also has a button to download all converted files packed in a ZIP. You can convert and download the files the way you prefer.

How to convert FB2 to MOBI online on OnlineConvertFree?

• Head over to this converter using the direct link provided below.
• Drag and drop your FB2 files to the converter, max 7 files.
• On the next screen, make sure MOBI is the selected format for all added files.
• Then click the Convert button to perform the conversion.
• After conversion, you can download all converted files in ZIP and each file separately as well.

Highlights:

• Batch Conversion: Up to 7 files per conversion.
• Max Conversion Size: Around 100 MB per file.
• Cloud Integration: No.
• Conversion Limit: No daily conversion limit.
• Conversion Options: No conversion options.
• Conversion Output: Direct Download (MOBI/ZIP).

CloudConvert.com

CloudConvert.com is a cloud-based file conversion platform that can convert FB2 to MOBI online. This converter can process up to 5 files at a time. For that, you can upload files from the local storage or you can fetch the files from Google Drive, Dropbox, or via URLs. Either way, you get the option to pick the output format for each file separately. The conversion process is simple and has no conversion options. With that, you can convert your FB2 files and download the final MOBI files. Do note that this website offers 750 free conversion minutes per month.

How to convert FB2 to MOBI online on CloudConvert?

• Use the link given below to open this FB2 to MOBI converter on CloudConvert.
• Add the FB2 files to the converter using the input method of choice.
• Make sure the output is set to MOBI in the dropdown.
• Click the gear-shaped icon alongside the file name to configure the output.
• Then, click on the Convert button to start the conversion.
• Wait for the conversion to finish and then download all files at once or one by one.

Highlights:

• Batch Conversion: Yes, over 5 files per conversion.
• Max Conversion Size: Over 1 GB per conversion.
• Cloud Integration: Import from Google Drive, Dropbox, or URLs. Export to Google Drive and Dropbox.
• Conversion Limit: 750 free conversion minutes per month.
• Conversion Options: No conversion options.
• Conversion Output: Direct download (MOBI/ZIP).

Convertio.co

Convertio.co is another cloud-based converter website that offers online converters for various file formats. It has a versatile converter that you can configure or any conversion. You can easily configure an FB2 to MOBI converter or browse the converter list to pick it from there. The converter supports local upload and can also fetch files from Google Drive and Dropbox. It can process a maximum of 2 files at once for free. Do note that the combined size of those files must be under 100 MB. It does not offer conversion options or any other additional parameters to configure conversion beyond format. You can simply start the conversion and get your files converted. Upon conversion, you can directly download the converted files and can also get links to share the files online.

How to convert FB2 to MOBI online on Convertio?

• Go to Convertio to configure an FB2 to MOBI converter. Or use the direct link given below to access the same converter.
• Then add your FB2 files to the converter either via local upload or cloud import.
• Then, click the Convert button to start the conversion.
• After conversion, use the Download button to save the files or share them using the link provided.

Highlights:

• Batch Conversion: Yes, up to 2 files per conversion.
• Max Conversion Size: up to 100 MB.
• Cloud Integration: Import from Google Drive or Dropbox.
• Conversion Limit: 10 free conversion minutes per day.
• Conversion Options: No conversion options.
• Conversion Output: Direct Download (MOBI/ZIP) and Link share.

Online-Convert.com

Online-Convert.com is a free website that offers a wide collection of online converters. You can use this website to convert FB2 to MOBI online. This converter processes one document file per conversion. You can upload a locally saved FB2 file or fetch it directly from Google Drive, Dropbox, or the Web via a URL. There is a maximum 100 MB upload size limit. As long as your file is under 100 MB, there won’t be an issue converting those on this website. This converter also has optional settings to set base font, encoding, ASCII output, heuristics, add border, and add eBook info. Along with that, you also get an option to target the MOBI converter for a particular e-reader device. You can set these options accordingly and perform your conversion.  Same as input, this website offers multiple ways to save the converted MOBI file. You can download the file directly, export it to the cloud storage, and can also get a QR Code for it.

How to convert FB2 to MOBI online with Online-Convert?

• Use the link given below to open this converter in your browser.
• Upload your FB2 files to the converter or import them from the cloud. You can add multiple files.
• Configure the optional settings as per your needs.
• Click on the Start Conversion button to start the conversion.
• Wait for the conversion to end and then download the MOBI files using the desired download option.

Highlights:

• Batch Conversion: No, one file per conversion.
• Max Conversion Size: up to 100 MB.
• Cloud Integration: Google Drive, Dropbox, and via URLs.
• Conversion Limit: 3 conversions per 24 hours.
• Conversion Options: Options to configure font size, encoding, target e-reader device, add borders,  and metadata.
• Conversion Output: Direct download (MOBI/ZIP), Export (Google Drive & Dropbox) & QR Code.

ConvertFiles.com

ConvertFiles.com is another online file conversion platform that you can use to convert FB2 to MOBI. This converter converts one file per conversion. To perform a conversion, you can upload the FB2 file up to 250 MB. You are limited to local upload as there is no cloud import functionality here. However, you do get an option to enable email notifications for the conversion. After the conversion, you get a link to download the converted MOBI file. And if you have enabled the email notification then you get a download link via email as well.

How to convert FB2 to MOBI online on ConvertFiles?

• Open this FB2 to MOBI converter by following the link provided below.
• Click on the Browse button and upload your FB2 file to the converter.
• Then pick MOBI in the output format dropdown.
• Enable the email notification for the conversion if you want.
• Then start the conversion and wait for it to finish.
• Click on the provided link to get to the download page and then click the given link to download the converted MOBI file.

Highlights:

• Batch Conversion: No; only one file at a time.
• Max Conversion Size: up to 250 MB.
• Cloud Integration: Local uploads only.
• Conversion Limit: No limit, you can perform any number of conversions.
• Conversion Options: No additional conversion options.
• Conversion Output: Direct Download (MOBI) and Email.

Converter.app

Converter.app is a free website that offers various online converters. It has a free FB2 to MOBI converter that you can use to convert FB2 files into MOBI file format. The converter here is simple and converts one file at a time. It does not offer conversion options or any other additional functionality. You can simply add your FB2 file to the converter and perform the task. Within a minute, you get the converted MOBI file that you can download and save.

How to convert FB2 to MOBI online with Converter.app?

• Follow the direct link given below to open this FB2 to MOBI converter in your web browser.
• Click on the converter area and select your FB2 file for upload. Or Drag and drop the file directly to the converter.
• Wait for it to get uploaded and then converted.
• After that, click the Download button to save the converted file.

Highlights:

• Batch Conversion: No, converts one file at a time.
• Max Conversion Size: Not specified.
• Cloud Integration: Not available.
• Conversion Limit: No limit.
• Conversion Options: No additional options.
• Conversion Output: Direct download (MOBI).

OnlineConverter.com

OnlineConverter.com is a popular online file converter website that you can use for free. It offers a wide collection of converters. You can use its dedicated FB2 to MOBI converter tool. This tool processes one file at a time. It supports local uploads with a file size limit of 200 MB. There are no conversion options. That means you can just add your file and perform the conversion. Upon conversion, you get a link to the converted file along with a QR code to the same. You can download or share the converted file and delete it from the server whenever you want.

How to convert FB2 to MOBI online with OnlineConverter?

• Use the link given below to access this FB2 to MOBI converter.
• Click on the Choose File button and upload the FB2 file there.
• Then, click the Convert button to start the conversion and download the converted MOBI file.

Highlights:

• Batch Conversion: No, converts one file at a time.
• Max Conversion Size: up to 200 MB per conversion.
• Cloud Integration: Not available.
• Conversion Limit: No daily limit.
• Conversion Options: No conversion options.
• Conversion Output: Direct download (MOBI) and QR Code.

MConverter.eu

MConverter.eu is a free cloud-based conversion service. You can easily configure it for FB2 to MOBI conversion. It does not have any cloud import functionality so you have to work with local files only. You can add up to 2 files per conversion with a maximum size limit of 200 MB or 100 MB per file. The process of conversion is quite straightforward with no additional options or steps. The only thing you have to do is disable your ad blocker before using this website. This is because it limits the conversion when your users are having an ad-blocker enabled. With an ad blocker enabled, you can only convert 2 files a day. By disabling the ad blocker, you can convert up to 10 files per day for free.

How to convert FB2 to MOBI online with MConverter?

• Follow the link given below to open this FB2 to MOBI converter.
• Drag and drop your FB2 files to the converter.
• Once the files get uploaded, select MOBI as the output format from the given options to start the conversion.
• Wait for the conversion to end and save the files when a download dialog prompts on the screen.

Highlights:

• Batch Conversion: Yes, up to 2 files per conversion.
• Max Conversion Size: Up to 200 MB per conversion; 100 MB per file.
• Cloud Integration: Import files from OneDrive or Dropbox.
• Conversion Limit: Up to 10 file conversions per day.
• Conversion Options: No additional options.
• Conversion Output: Direct download (MOBI/ZIP).

Zamzar.com

Zamzar.com is yet another website where you can convert FB2 to MOBI online. This website offers online tools and converters. You can configure a converter on this website and perform your conversion. The converter has cloud integration that allows you to import files from URL, Box, Dropbox, Google Drive, or OneDrive. You can add up to 2 files to the converter with a maximum size capacity of 50 MB. With that, you can perform the conversion. While doing so, you can opt-in for an email alert that sends the download links via email. However, this website limits the number of conversions to 2 files per 24 hours. As a free user, you have to work with this limit.

How to convert FB2 to MOBI online on Zamzar?

• Use the direct link given below to this FB2 to MOBI converter.
• Click on the Choose Files button to upload local files or use the dropdown menu to import files from the cloud.
• Pick MOBI as the output format for the conversion.
• Additionally, check for the email notification option if needed.
• Then click the Convert Now button to start the conversion.
• Once done, use the Download button alongside the file name to save the files.

Highlights:

• Batch Conversion: Yes, up to 2 files per conversion.
• Max Conversion Size: up to 50 MB per conversion.
• Cloud Integration: Import via URL, OneDrive, Dropbox, and Google Drive.
• Conversion Limit: 2 file conversions per 24 hours.
• Conversion Options: No additional conversion options.
• Conversion Output: Direct download (MOBI) and Email Share.

Frequently Asked Questions