SysBud Thunderbird to Outlook Converter – Product Review

The post is written by Somit, it will help you to understand how to open Thunderbird mailbox into Outlook email client and by using which software I made this migration task possible. I know lots of other users will have the same concern i.e. “How to Convert Thunderbird to Outlook” who needs to migrate their data to MS Outlook email client. So I have decided to share my experience regarding the application “SysBud Thunderbird to Outlook Converter” that I have recently used to successfully migrate my Thunderbird profile to MS Outlook PST format.

How to open TB mailbox into Outlook interface?

Both Mozilla Thunderbird and MS Outlook are quite popular email clients but it stores the data in different formats. Moving Thunderbird files and folders to Outlook Mailbox is the main task for me, so I was looking for some methods on “How to move Thunderbird Mailboxes to Outlook”. I googled it and got lot of results, somewhere in discussion someone has suggested that you should use SysBud Thunderbird to Outlook Converter Tool for this purpose and I have decided to give it a try. So I downloaded the demo version of the tool and tried the conversion which works well for me so I purchased the full version of the Tool. It rapidly converted Thunderbird files into PST files. That is what I really wanted. The best part of the solution is that it supports all window editions and provides a compatible PST file for Outlook (2019, 2016, 2013, etc.) version.

How to Use SysBud Thunderbird to Outlook Converter

So let’s discuss how to use this brilliant Tool to migrate the Thunderbird Mailbox to Outlook format. I have mentioned all the required steps with the screenshot to perform the conversion easily.

Step 1: First step is to launch the software and click on Auto load button to load Thunderbird mailbox into the application.

Auto Load Option: The best part of the Tool as it automatically detects all the Mailbox, Folders and Sub-Folders from the Thunderbird profile.

Load Profile: You may also choose Load Profile option if you wish to Load the profile manually.

Step2: Now select the Folders and Files of Thunderbird that you want to convert to Outlook PST format and choose the Destination path by clicking on Browse button.

Step 3: Now choose the conversion option Create different PST file for each mailbox OR Create single PST file for all mailboxes.

Create Different PST file for Each Mailbox: This option will create separate PST file for each Mailbox of Thunderbird.

Create Single PST file for all Mailbox: This option will create the single PST file for all the Mailbox data with the maintained folder hierarchy.

You may choose any of the Conversion Option as per your requirement.

Step 4: After completing all steps, click on Export Button, The Tool will start conversion of Thunderbird Data to Outlook PST file format. You can see the conversion progress from the progress bar. After completion of the conversion you will receive a confirmation message.

Some features of SysBud Thunderbird to Outlook Converter

  • Migrate multiple email accounts from Thunderbird to Outlook at once.
  • No Limitation of File Size, Convert Thunderbird profile of any size to Outlook PST format.
  • No Technical knowledge is required.
  • Easy to use, Single Screen GUI.
  • Performs the migration with 3-4 clicks.


  • Auto load option
  • Export single as well as bulk Thunderbird mailbox.
  • Create single or separate PST file
  • Maintain folder hierarchy and preserve body text, metadata (To, From, inline images, subject, etc.) and attachments.


There is no provision to use the tool on corrupted Thunderbird data.
Demo version allows you to convert only 20 emails from each folder

Final Word

Based on the various features and overall functionality of the software, we will rate the software as 9 / 10. This effectively exports bulk Thunderbird data into Outlook which was the main purpose of our organization.

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