Import MBOX to iCloud Account with Attachments

Mark Briggs | March 31st, 2022 | Mac OS X

Let’s discuss the migration of MBOX to another email account. From this article, you will get the whole idea of how to import MBOX to iCloud along with the attached documents. The whole post helps users to import MBOX files to iCloud Mail. Learn how to migrate your mailbox to iCloud accounts for many applications including Mac Mail, Berkeley Mail, Netscape Mail, and so on.

About iCloud

If you have an Apple ID you will have an email account with iCloud. This free account gives you access to about 5 GB of email storage, minus what you’re using for emails, and other data that you’re saving in the cloud. Working with your iCloud email from Apple Mail, on a Mac, or on an iOS device is easy. Still, if you log into the Web in iCloud, you may not know about the many additional options and features available. If you’ve set up iCloud to sync them, you’ll get access to your emails and contacts so you can send and receive messages and files.

How to Import MBOX to iCloud?

As there is currently no free MBOX to iCloud Mail migration tool available. To transfer MBOX to a Mac Mail account, go for the long-lasting manual process. Nonetheless, a third-party tool is the best choice if you want to import MBOX files into iCloud Mail instantly. The Software MBOX Converter for Mac is one such application. This app gives users a direct option for importing the MBOX mailbox into their iCloud Mail account.

It does not restrict file size for the mailbox products to migrate. Any user can convert multiple user mailbox data to iCloud accounts in bulk with the support of this program.

How to Use the Tool to Import MBOX to iCloud

First Download the tool using the link given below. The utility’s function is very straightforward and can be understood using the following steps:

1. Launch the Application after downloading to any latest Mac OS.

Import MBOX to iCloud using the MacUncle tool

2. Upload MBOX files by either Add File(s) or Add Folder(s) to Mac OS. Use these options to add single or multiple MBOX files.

upload mbox files

3. Choose the particular file from the selected folder that you want to import to iCloud Mail. Click the Next button.

choose the folder

4. Then, from the Save option select the IMAP option. Enter the details in iCloud Mail. Enter port IMAP and host IMAP. Click the Export button. To Create a third-party app password for an iCloud account for MacUncle go to the “How to Create an App Password?” section.

choose IMAP from the options

5. After the conversion, the screen shows a few messages about the conversion and trial kit. Furthermore, it shows a log report about the entire conversion.

the process to import MBOX to iCloud completes

Now go to iCloud and check the migrated MBOX files:

As you can see in the given screenshot the imported files.

check the mbox files in iCloud account

How to Create an App Password?

Most likely the application will ask for the app password during the process of MBOX to iCloud for Mac OS. Follow the below-given steps to generate an App password –

Go to

generate app password to import mbox to icloud
  • And Click on Generate password and enter the App name.
Name the app
  • From where you will get the 16 digit App password, copy it.
copy 16 digit password


The above article will show you the perfect method to import MBOX to iCloud in just a few easy clicks. One of the solutions is the manual method for moving emails from MBOX to iCloud, which it is prolonged when compared to this direct migration path. Therefore, .mbox files are moved to the account without any change to the email files. And then, simply open the email files and attachments in iCloud.