What benefits does Kernel Migrator for Exchange
give to you?

Fast migration

Fast migration Mailboxes can be as large as 50 GB in size, and the software will migrate such a large mailbox in minimum time. Its well-designed algorithms can quickly move the mailbox items and provide you accurate results.

No data loss

No data loss The Exchange Migration software protects the mailbox items during the migration. There won't be any loss during or after the migration. It's an error-free process.

Support for non-English characters

Support for non-English characters The software supports UNICODE characters to migrate non-English data also. Emails, contacts, notes, calendar, and other mailbox items will be moved irrespective of their language.

Migration scheduling

Migration scheduling The scheduling feature of the software allows automatic migration at a specified time. The software will move all the mailboxes and allow you to relax and witness the desired migration.


Co-existence The software allows the source and target environments to remain in perfect co-existence. The changes on the mailboxes are reflected on their mapped counterparts instantly.

Zero downtime

Zero downtime You perform Exchange migration without any interruption to your regular tasks. You can continue to access the mailboxes even when they are migrating to the destination.

Exchange Migration

Kernel Migrator for Exchange ensures that your Exchange to Exchange migration is smooth and hassle-free. It offers advanced features for pre-migration analysis, migration footprint cleaning, profile management, mailbox configuration, agent configuration, etc. Most importantly, the source mailboxes are accurately mapped with the destination mailboxes. And several migration tasks can be run simultaneously using this tool.

  • Migrates everything – Mailbox Items, rules/folder permissions, Outlook profiles.
  • Upgrade to higher version of Exchange Server hassle-free
  • Migrate public folders of one Exchange to another Exchange
  • Easy migration from on-premises Exchange to hosted Exchange (any version)
Exchange Migration
Exchange to Office 365

Migrate Exchange to Office 365

Kernel Migrator for Exchange provides ample features to perform Office 365 mailbox migrations. All the mailbox content like Emails, Contacts, Tasks, Calendars, Public Folders, etc. will be migrated along with their metadata. Exchange Migration software can migrate from all the versions of Exchange to Office 365 and vice-e-versa, in addition to the tenant-to-tenant (Office 365) migrations.

  • Supports all Exchange versions – 2019, 2016, 2013, 2010, and prior versions
  • Track the status of your migration project with real-time Reports and Alerts
  • Synchronize migrated mailbox – source to target, target to source, or both ways
  • Log in using the app password when the multi-factor authentication is active
  •

Exchange/Office 365 Backup

Kernel Migrator for Exchange works as a backup tool also. It can back up the mailbox items completely or selectively with its Message class/Date range/folder filters. It can save the data in formats – PST (existing/new), EML, and MSG. It will conduct incremental backup of the data if new items are added. Also, Exchange Migration has the provision for scheduling the backup based on date, day, frequency, & time.

  • Backup each mailbox item like emails, contacts, notes, journals etc.
  • Allows selective data backup with Message class/Date range/folder filters
  • Provision for scheduling backup on the basis of date, day, frequency, & time
  • Option to save data to new or existing PST file
Exchange/Office 365 Backup
Public Folder Migration

Public Folder Migration

Public folder migration was a tricky job (because of its sprawling item counts, and actual size), until you’ve used Kernel Migrator for Exchange that is specialized to keep your Public folder migrations in total control. Exchange Migration tool has fully automatized migration process to save your valuable administrative time.

  • Cross-forest public folder migrations
  • Fully synchronized mailbox migrations – both ways, source to target, target to source.
  • Undo any migrations task errors with Rollback feature
  • Scheduler to auto-start your migrations at specified data and time
  •

Cross-forest Migrations

This is the most flexible way to migrate all user mailboxes within an organization, between two cross-forest and cross domain environments. The solution allows the configuration of two-way trust between two AD Forests, before the migrations.

  • Move users’ mailboxes within two same or different AD forests.
  • Migrate mailboxes along with its rules and permissions
  • True co-existence between migrated and non-migrated mailboxes
  • Office 365 / Exchange migration within cross domain and cross-forest environment
  •
Cross-forest Migrations

Salient Features

Exchange Server migration come easy to all because of its advanced features and functions.

Pre-migration Analysis for a Risk-free Migration

Pre-migration Analysis for a Risk-free Migration Exchange Migration tool lets you plan the unforeseen challenges of migration, even before the execution. The pre-migration analysis feature lets you evaluate the approximate time for the migration job, based on your network speed and the ‘number of machines in use. This feature is helpful to plan and deal with all the upcoming challenges efficiently.

Real-time Migration Alerts and Reports

Real-time Migration Alerts and Reports The solution offers real-time notifications either in the software console via “View Reports” option or straight to your specified email account to keep you updated with the live status of the migration project. These alerts provide complete job summary reflecting its Job start time, job completion time, job status, job success/job failure etc.

Web-based Reporting Console

Web-based Reporting Console Generate the migration report to see what exactly has happened in the migration process. The report displays full information of what’s being migrated (with Item counts and migration item size), and what are the remaining tasks. This report is presented in a web-based console that requires certain administrative permissions to view and start/stop the migration process.

Job-based Migration Process

Job-based Migration Process Exchange Migration software creates a Job to better organize the complex migration process, and efficiently migrate thousands of mailboxes in small batches. You can create unlimited jobs for mailbox and public folder migrations, and specify their migration start time accordingly. During migration, a “Migrated Items” column shows the current number of migrated items in the software job list and updates it every 5 minutes giving the latest information.

Agent Configuration for Migration Load-sharing

Agent Configuration for Migration Load-sharing You can assign migration task to multiple Agent systems which are connected to the network to reduce the load on the server. The Agent Machine configuration is handy, particularly for carrying out bigger migrations projects. This helps you carry out the migration even if you don’t have enough server resources.


Auto-Synchronization Our solution provides true coexistence between the migrated and un-migrated mailboxes. Exchange Migrator tool allows to directly synchronize the changes made in the targeted mailboxes and reflects them immediately on the other side, in the following manners - source to target, target to source, and both ways.

Multilingual Support

Multilingual Support To help businesses all over the world with a wide array of migrations, the software supports multiple languages like Deutsche, Espanola, and Italia. Also, it migrates emails in all languages precisely because of its UNICODE support.

Migration Rollback

Migration Rollback The software assists in overcoming a failed or incorrect migration by its Migration Rollback feature. It will overturn the migrated mailboxes from destination mailboxes and undo the whole job quickly. After this, you can start a second migration without any issues.

Migrate Rules & Permissions, Passwords & SID History

Migrate Rules & Permissions, Passwords & SID History This solution isn’t limited to migrating mailboxes and public folders; it also migrates complete mailbox properties and permissions – such as Outlook profiles, Outlook rules, and folder permissions, mailbox permissions, and GAL list. Additionally, it can migrate everything to the targeted mailbox – even the total SID history and Passwords.

Express Edition – Quick Exchange Migration without Outlook

Express Edition – Quick Exchange Migration without Outlook Express Edition is a compact version of Kernel Migrator for Exchange tool and is ideal for smaller migrations. It supports migration from Exchange to Exchange, Exchange to Office 365, and vice versa. It conducts a proper mapping between the source and destination and provides complete migration report in CSV file.


It offers you the following facilities and benefits:
  1. Migration between any Exchange versions
  2. Migration to/from hosted and on-premises Exchange Servers
  3. Migration between Exchange Server and Office 365
  4. Backup all Exchange and Office 365 items to PST, MSG, or EML
  5. Pre-migration analysis of all migrations mentioned above
  6. Selective migrations with advanced filters
  7. Owns Report Console and Notification feature
Also, the software integrates many other features which user can use while performing migration.
To perform migration from Exchange 2010 mailboxes to Office 365 using Exchange online migration software, follow these steps:
  1. Add a Project and Job for your migration
  2. Provide the Source Exchange 2010 details like Exchange domain name, username, password, etc
  3. Select the Exchange mailboxes for migration in this step
  4. Now, provide the target Office 365 login details
  5. Apply filters like Message Classes, Date Range, Folder, etc
  6. Perform mapping (automatic or using CSV) between the source and target mailboxes
  7. Use options like Manage bad items and synchronization, Notification settings, Report console, Migration job scheduling, etc
  8. View the summary and start the migration
Yes. In addition to complex Office 365 / Exchange Server migration, this tool can backup up Exchange/Office 365 mailboxes. To export the Exchange Server 2010 to PST file, you need to create a Backup Project and then create and run a Backup Job.

And if your only goal is Exchange/Office 365 backup & PST import (and not recovery or migration), then you can use a specialized tool, Kernel Exchange Backup & Restore.
To prepare for the migration you are going to perform, you can use the Pre-migration Analysis feature of the software. You just need to have the Source and Target credentials with you. Try this feature to estimate the time required to complete the migration.
Yes, you can try it for free. The software is available for free trial before purchase. All you’ve to do is to fill-up a quick download form and submit it; the software gets downloaded after that.
After receiving your download query, the Kernel support team will immediately contact you to provide free migration access to let you save the migrated items, depending upon your requirements (based on the number of mailbox migration etc.).
This software can be installed on any standalone server, but we recommend you install it on a client machine of either the Source domain or Destination domain (in the same LAN). Also, make sure that you have MS Outlook installed and configured on the system where the software is to be installed.
This software definitely migrates public folders from Exchange and Office 365. For that, the user needs to create a Public Folder Migration job in their migration Project.
There are not many migration software which supports Exchange SBS 2003, but the tool supports. Exchange online migration can access the public folder data from Exchange 2003 and migrate to Office 365.
Yes. The tool supports the migration of public folders from Exchange 2010 to Office 365. You can create a job for public folder migration and run this job to migrate public folders from Exchange 2010 to Office 365.
Yes, it is possible. While scheduling the migration, the Kernel Migrator gives you the option to allow or deny migration on specified weekdays.
Yes. Users can take backup of Exchange as well as Office 365 mailboxes to formats like PST, MSG, and EML.
Yes, it can fulfill your need (though it is designed for complex Office 365/Exchange migrations). It can directly access the mailboxes from your client’s Office 365 account and save to the PST file.
However, if you are looking for a specialized tool to back up Office 365/Exchange (or import PST to Office 365/Exchange), then try Kernel Office 365 Backup & Restore.
Yes, our tool supports exporting Exchange Online emails to EML format. You can create a Backup Project for your Exchange Online account and save the mailbox items in EML format.
The software provides different mapping options like Map automatically, Map using CSV, etc. using which users can have an automatic mapping of mailboxes.
No. It allows you to migrate everything from the Source server passively (including mailbox rules, permissions) to the Target server. It ensures that no data is deleted or modified on the Source server during the process.
Yes, you can. This Exchange online migration tool also allows migrating all data from Office 365 to another Office 365 user account.
Yes, it does. The solution allows migration to hosted Exchange Server from on-premises Exchange Server and Office 365.
This issue may arise if the user mailbox with the same name is unavailable in the target server (or it is available with a different name).
In this condition, you can select the source mailbox and map it with some other mailbox in the target. Alternately, you can create a new mailbox in the target (using the Create Mailbox option in the tool).
Yes, you can migrate user mailboxes and public folders from one Exchange to another Exchange Server within the same forest/domain using Exchange Migrator tool. However, the intra-forest migration is possible from Exchange 2003 to 2007/2010, and similarly, you can read the other Exchange migration deployment scenarios.
Unfortunately, you cannot perform direct migration from Exchange Server 2003 to Exchange Server 2013 within the same forest, as Microsoft does not support coexistence between the two versions. It is a Microsoft’s limitation. However, you can perform cross-forest migrations from Exchange 2003 to Exchange 2013 using Exchange Server Migration tool.
Yes, it is possible. The tool supports mailbox migration of different languages and characters– including English, Deutsche, Española, Italia. So whatever languages your source and destination mailboxes are – you’re able to migrate all special language characters without any data loss.
Yes, you can migrate shared mailboxes using this tool.
If you want to buy more licenses, you can directly contact the sales team or ask your queries at sales@nucleustechnologies.com
To know about the different licensing options for the software, please visit this page https://www.nucleustechnologies.com/exchange-migration/buy.html.
Yes. The technical support assistance is free of cost after purchasing the license key. Our product experts and technicians are available via chat, phone or email. They are available 24/7 for your assistance to you help resolve the issues.
In addition to that, you can learn more from the Help Manuals and technical documentations that are available on our website to provide an additional knowledge base for the users.
Yes, of course. When you click the Buy option to purchase any product of Kernel range including Kernel Migrator for Exchange, you will see the PayPal option under the Payment Information.

Exchange Migration Software Video

Migration to Exchange 2007, 2010, 2013, 2016 and Office 365
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Learn what’s new in current version
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Migrate your mailboxes without Outlook using Exchange Migrator - Express Edition
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Intel® Pentium 4 Class or higher Processor

Required RAM: 8 GB (Recommended)

1 GB free storage space for software installation

What customers say about Kernel Migrator for Exchange

rating5 (4.9 / 5) 475 Reviews
  • 5 Star
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  • 1 Star
Advanced Exchange Migration utility

Migrate Exchange Server smoothly with a user-friendly Exchange migration software. It can assist you in migrating Exchange mailboxes to Exchange or Microsoft 365. Make a recommendation to all Exchange administrators. Thanks!

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Tristin Rodriguez
Verified, collected by KernelApps
February 7, 2023
Recommend this tool to all

Exchange Migration tool is an effective utility to migrate Exchange to Office 365 with a few clicks to define the migration job. I recommend this tool to all Exchange administrators and users that are searching for option to update their Exchange version.

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Beverly Scott
Verified, collected by KernelApps
January 30, 2023
Very happy with the performance

Exchange Migration software works fine on Windows 11 and It helped me to migrate from Exchange 2010 to Office 365. I used it to move bulky mailboxes to Exchange Online. The batches displayed their progression simultaneously. Very excited about the performance.

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Molly Warburton
Verified, collected by KernelApps
January 16, 2023
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