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“We intend to deliver the best products and meet customer migration needs. So here we present the most robust MBOX to cloud migration tool.”

Managing Director KernelApps

Salient Features

Get information about the exclusive and extraordinary features of the MBOX to Office 365 software.

Migrates MBOX Files to Office 365

Migrates MBOX Files to Office 365 Kernel MBOX to Office 365 Migrator migrates mailbox data from MBOX files to Office 365 efficiently. MBOX users can migrate all their emails and metadata to Office 365 with complete integrity of the data.

Offers Live Preview of Mailboxes

Offers Live Preview of Mailboxes The MBOX to Office 365 Migrator has a preview feature that allows users to view their entire mailbox data before exporting to Office 365. This helps to verify the integrity of the items and also to perform selective migration.

Refine Data with Inbuilt Filters

Refine Data with Inbuilt Filters The software has filtering feature to segregate your items before migration. You can filter the mailbox data with criteria like date range, from, to, subject, etc. to accomplish selective MBOX to Office 365 migration.

Export MBOX Files of 20 Email Clients

Export MBOX Files of 20 Email Clients This utility can export mailbox data from the MBOX/MBS/MBX files of 20 well-known email clients. Some of the supported email clients are Thunderbird, AppleMail, PocoMail, Eudora, Spicebird, SeaMonkey, WebMail, and Sparrow.

Migrate Single/Multiple MBOX Files

Migrate Single/Multiple MBOX Files This tool can add single or multiple MBOX files for simultaneous Office 365 migration. These MBOX files can be of different email clients too. You can quickly browse the MBOX files from the system hard disk with this tool.

Supports all Office 365 Plans

Supports all Office 365 Plans This tool is compatible with all the plans of Office 365 (Exchange Online) and all the versions of Microsoft Outlook. You can smoothly run this tool on all the versions of Windows Operating System too.


Yes, you can use it. This tool migrates your MBOX emails to Exchange server and other email servers like Domino Server and Novell GroupWise.
Yes. Using this tool, you can migrate single as well as multiple MBOX files in a single attempt.
Unfortunately, No. It's trial version can only migrate MBOX data to some specific file formats. You can view all details on its buy table.
Of course, this tool has no compatibility issue. It supports all versions of Windows OS and all plans of Office 365 with Exchange Online.

How it Work's

Software Prerequisites & Recommendations

About Software

  • Version


  • License Type

    Home, Corporate & Technician

  • Version Support

    MS Windows Operating System : Windows 11/ 10/ 8.1/ 8/ 7/ Vista/ XP/ 2000/ 98/ NT/ 95 and Windows Server 2016/ 2012/ 2008 R2/ 2008/ 2003 R2/ 2003. MS Outlook: MS Outlook Office 365, 2019, 2016, 2013 (both 32 bit and 64 bit)/ 2010/ 2007/ 2003/ 2002/2 000/ 98 and 97

System Requirements

  • Hard Disk

    50 MB of disk space

  • Memory

    64 MB Minimum

  • Processor

    Intel® Pentium Processor compatible (x86, x64) or equivalent

Software Guides

User Reviews

Kernel MBOX to Office 365

(4.9 / 5) 449 Reviews

I have very good experience with this tool. It is one of the rare software I can recommend for MBOX to Office 365 migration.


It is very easy to use and can be used to migrate the MBOX mailbox to Office 365. I would like to recommend it to all.


It has all the functionality I need, and it works great. Thank you for developing such affordable software!

S Puttick
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