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Thunderbird to Office 365 Migration Tool

(4.5/5 Based on 180 Reviews)

  •    Export Thunderbird data into Outlook PST, Office 365 & Microsoft Exchange Server.
  •    Upload Thunderbird folders & Sub-folders to o365 in the same tree structure.
  •    Migrate TB email messages and attachments to Exchange Online mailbox.
  •    Preserve mail header information, rich text formatting as well as inline images.
  •    Support BULK migrations to import multiple accounts data into Office 365.
  •    Allows converting selected folders or selected emails to the o365 cloud platform..

Multiple Upload Options

We know the data manipulation and integration, so we embedded two different buttons to load the Thunderbird mailbox into the application.

  • The software allows the user to upload single or multiple Mozilla Thunderbird files without any difficulty.

  • Use the first button “Browse” to add several TB files and folders from the local system drive. The tool shows a similar mail structure as view in the Mozilla Thunderbird interface.

  • You can use Auto Load Button for quick add feature and load all Thunderbird files in the application without searching the default location.

Migration Animation

Mail Preview & Save Options

Uploaded content or mail will be available for preview in the left side pane

  • The software smartly designed with three different panes. The first pane holds a similar folder hierarchy, second for mailbox content and third for Preview.

  • When all mailboxes are completely uploaded into the application, it automatically generates the preview of each selected email with attachments.

  • The software has some additional features, through which the user can use the right mouse button to save each mail and attachments in the given formats.

No file size Limitations

Perform the migration process with large size of Thunderbird files and folders

  • Before launching the solution, We have tested the software at large sizes of Mozilla Thunderbird profiles. In which all these tests have been completely successful.

  • The tool also works with multiple account mailboxes of Thunderbird files and migrate them to office 365 cloud platform.

  • The size of the test file was around 30 GB, in which Thunderbird files were added by the tool.


Maintain Complete Folder Structure

Migrate your Thunderbird data to Outlook 365 using Thunderbird to Office 365 Migration Tool

  • From beginning the conversion of Thunderbird to Office 365, it maintains the all mail content, properties, and attachments as it is.

  • All Thunderbird mailbox data will be converted into a similar form of folder sub-folder without leaving a single content or mailbox.

  • You will see the folder structure in the first phase of the software. However, it also shows the hierarchy in the next export window at the time of migration.

Export Complete Mail Properties

Transfer entire data of Mozilla Thunderbird to Office 365 mailbox

  • Open Thunderbird files in Outlook 365 with complete mail properties, inline images, headers, and attachments.

  • The tool allows the user to migrate a few selected emails to OWA with corresponding attachments.

  • Additional Option to export all emails or messages into Outlook PST format and open Thunderbird data to PST format.


Upload Thunderbird emails to Primary and Archive mailbox

Beneficial program for Thunderbird user to move data in Primary or Archive mailbox of Outlook 365.

  • The software has a feature to export data from Thunderbird MBOX to Outlook 365 Primary mailbox with the name of the folder. It migrates the complete mail properties folder and sub-folder as it is.

  • Moreover, to migrating the data in Primary mailbox, the user can also transfer data to the Archive mailbox. But before preceding this conversion, you need to enable In-Place Archive mailbox in your Office 365 account.

  • Export all attachments of related email to their original format without memorizing any item.

Search & Export Emails

Thunderbird to Office 365 Migration tool provides advance search option to sort & export specific emails.

  • Different search criteria to filter emails like To, From, Subject, Received Before, Received on,etc. with all mails and attachments.

  • The software provides safe filtration without messing all the emails in one another and keeps them ready for export

  • You may also select messages from the searched results and migrate them to office 365 platform.

Multi Cloud Service Management

Support & Compatibility

Thunderbird migrator is a Windows-based utility that provides a secure panel to transfer data into office 365.

  • User can run this utility on all Windows OS Win10, Win8.1, Win8, Win7, Win XP, Win Vista and other earlier editions.

  • Support conversion of all kind of Thunderbird file even if through by Gmail, Yahoo or other online service provider.

  • Import similar structured mailbox in Outlook 365 account that can be easily accessed by SmartPhones, Tab, Phablet, Laptop etc.

ScreenShots of Thunderbird to Outlook 365 Migraion Tool


1Can I Install Thunderbird to Office 365 in My Windows 10 PC?

Yes, The software is compatible with all Windows editions, so you can easily installed this utility on Window 10

No, The best Thunderbird to Office 365 Converter is a standalone solution which does not require Mozilla Thunderbird or any other additional program to do the job.But, if you want to use Auto-load option then you need to intall Thunderbird. Otherwise, you can browse the Thunderbird files from system drives and folders.

No, this application is verified by many popular shareware websites. It will never effect your other program or PC. So you may install this Thunderbird to Outlook 365 converter without any doubts.

The demo version will add, preview and export the mailbox data. But with the demo version, you will export only first 20 items from each folder. If you want to use the solution without any limits, then you need to purchase a valid activation key.

The software provides several options to deal with the Thunderbird files. User can export the Thunderbird MBOX files into Office 365,, Exchange on-premise, and Outlook PST format.

This is the best software to convert Thunderbird mails to Office 365, which takes few minutes to complete the migration process. The expected time will depend on the size of Thunderbird file which you want to export into Outlook 365.

Client Testimonials - Thunderbird to Office 365 Migraion Tool

Pricing list of Thunderbird to Office 365 Conveter
  • Personal
  • $ 99
  • For Two Computers
  • Lifetime Validity
  • 1 year free update
  • Unlimited migration
  • 30 Days money back gurantee
  • Buy Now
  • Business
  • $ 299
  • For 50 Computers
  • Lifetime Validity
  • 2 year free updates
  • Unlimited migration
  • 30 Days money back gurantee
  • Buy Now
  • Enterprise
  • $ 399
  • For 100 Computers
  • Lifetime Validity
  • Lifetime free updates
  • Unlimited migration
  • 30 Days money back gurantee
  • Buy Now
  • Recover & Preview
  • No Limitation
  • Keeps Structure
  • Export All OST Data
  • Multiple Export Choice
  • Formatting
  • Search & Export
  • Compatibility
  • FAQ