We develop ourProducts to meet your needs & solve your problems.

“We approved the tool for final use, after multiple tests and trials only. So, it is bankable in all situations.”

Managing Director KernelApps

What benefits
does the tool give to you?

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 The 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 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 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 You perform the 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 Server migrations are smooth and most importantly that your mailboxes are accurately mapped. The Migrator helps you to move your mailbox users from one Exchange environment to another painlessly. It also supports Exchange to on-premises Exchange Server migration, and Office 365 to Exchange migrations.

  • 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 on-premises Exchange to hosted Exchange migrations (any version)
Exchange Migration
Office 365 Migration

Office 365 Migration

Kernel Migrator for Exchange uses a simplified approach to migrate your unlimited mailbox users to Office 365. It lets you to comfortably select the source platform (between Exchange Server and Office 365), from where you want to move your data to Office 365. Our solution makes it effortless for you to migrate from any version of Exchange Server directly to Office 365 environment, without losing any control. Similarly, you can migrate from Office 365 to Office 365 as well.

  • Migrates all item types – Emails, Contacts, Tasks, Calendars, Public Folders
  • Create a risk-free migration plan with Pre-Migration Analysis
  • 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
  • Office 365 tenant to tenant migration
  • Log in using the app password when the multi-factor authentication is active
  •

Exchange/Office 365 Backup

Kernel Migrator for Exchange, apart from migrating to different destinations, performs backup of on-premises Exchange, hosted Exchange and Office 365. It provides convenient backups and saves the desired data to 3 file formats – PST, EML and MSG.

  • 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
  • Offers incremental data backup to already backed up file or a new file
  • Advanced setting option to Allow/Deny the backup at a specified period
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. The 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
  • Exchange/Office 365 migrations within cross domain and cross-forest environment
  •
Cross-forest Migrations

Salient Features

The Exchange Server migrations 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 Kernel Migrator for Exchange lets you to plan the unforeseen challenges of migration, even before the execution takes place. The pre-migration analysis feature lets you to evaluate the approximate time for the migration job, based on your network speed and ‘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 etc.

Job-based Migration Process

Job-based Migration Process The Software creates a Job to better organize the complex migration process, and efficiently migrate those thousands of mailboxes in smaller, and separate batches. You can create unlimited jobs for mailboxes and public folder migration, 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 update in 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 reflect them immediately in the parallel mailboxes, in the following manners - source to target, target to source, and both ways.

Multilingual Support

Multilingual Support Our solution is designed for global use, and hence it delivers precision-perfect mailbox migrations of different languages – Deutsche, Española, Italia, and English.

Migration Rollback

Migration Rollback You can undo any migration task, done mistakenly (for instance, deleted a mailbox) with Rollback feature. Exchange migration tool enables you to undo the changes immediately.

Migrate Rules & Permissions, Passwords & SID History

Migrate Rules & Permissions, Passwords & SID History This solution isn’t limited to migrate mailboxes and public folders, but 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 including 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. Read more...


Kernel Migrator for Exchange 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 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 Exchange 2010 mailboxes to Office 365 migration using Kernel Migrator for Exchange, 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 Exchange/Office migrations, 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.

However, if your primary goal is Exchange backup or EDB recovery (and not complex Exchange/Office 365 migrations), then you can use a much simpler tool Kernel for Exchange Server.

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 Kernel Migrator for Exchange 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 Kernel Migrator for Exchange supports. It 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, Kernel Migrator for Exchange can fulfill your need (though it is designed for complex Exchange/Office 365 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 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. Kernel Migrator for Exchange 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 Kernel Migrator for Exchange 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.


Migration to Exchange 2007, 2010, 2013, 2016 and Office 365
Learn what’s new in Kernel Migrator for Exchange Version 18.3
Migrate your mailboxes without Outlook using Kernel Migrator for Exchange- Express Edition


User Reviews

Kernel Migrator for Exchange

(5 / 5) 452 Reviews

If you are looking for an exchange migration software, then you can try this software. It is a very effective and secure tool. I have used it several times without any problem.


Very smooth and easy-to-use software. It can help you to migrate Exchange mailbox users to Office 365. I would like to give it full marks. Thanks!

B Barak

Amazing software for Exchange migration. I have used it to migrate on-premises Exchange. It worked for me. Thanks!

M Young
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