Regain ThunderBird to Outlook Converter

Convert your Mozilla Thunderbird emails to MS Outlook flawlessly and precisely.

Transfer mailboxes from Mozilla Thunderbird to PST file using the Regain Thunderbird to Outlook Converter, ensuring seamless data migration. Not limited to Thunderbird, this tool also seamlessly converts MBOX files compatible with various email clients such as Entourage, Spicebird, AppleMail, Eudora, Pocomail, and more.

Download trial version and migrate 30 items per folder free

  • Convert Mozilla Thunderbird emails into Outlook PST format effortlessly using straightforward steps.
  • Enables Thunderbird MBOX files to be converted into PST, EML, MSG, EMLX, PDF, HTML, and MHTML file formats for saving.
  • Transfer Thunderbird MBOX files to Gmail, Yahoo Mail,, GoDaddy, Amazon Workmail, Office 365, and MS Exchange Server for seamless export.
  • Enables the conversion of MBOX files from over 20 MBOX-based email clients.
  • Preview Thunderbird emails prior to the migration process.
  • Preserves email integrity, formatting, hierarchy, and structure during the migration.
  • Unrestricted Thunderbird migration with no limitations on file size.
  • Supports all the latest versions of Microsoft Outlook.
  • Offers a free demo version.
Regain Thunderbird to Outlook Converter
Export Thunderbird Mailbox to a PST file effectively.

Trust Regain Thunderbird to Outlook PST Converter, the dependable solution for effortlessly transferring Thunderbird MBOX files into Microsoft Outlook PST format. Its user-friendly graphical interface empowers users of all levels to convert MBOX to PST without the need for technical expertise.

5 Steps to Convert Thunderbird Files to PST format:
  1. Step 1: Download, install, and launch Regain MBOX to PST Converter software.
  2. Step 2: Browse and select Thunderbird MBOX files for conversion.
  3. Step 3: The software displays a preview of all mailbox items.
  4. Step 4: Select the destination location and target format as PST, and click Export to initiate the conversion process.
  5. Step 5: Click Save Now to save the files.

Regain Thunderbird Mailbox Converter – Key Features

Flawless Thunderbird to Outlook Conversion

Effectively convert Mozilla Thunderbird MBOX files to Microsoft Outlook PST files with precise data preservation using Regain Thunderbird to Outlook Converter software. This professional tool excels at migrating Mozilla Thunderbird profiles, local folders, and mailboxes to the Outlook PST format, making it the optimal choice for seamless transitions.

MBOX to Office 365 Migration

Empower users to effortlessly transfer Thunderbird files to Office 365 with Thunderbird to Outlook Converter. This software streamlines the migration process, ensuring seamless relocation of all MBOX data into the Office 365 environment, providing a hassle-free transition for users.

Export Thunderbird MBOX Files to Cloud Server

Facilitate the export of Mozilla Thunderbird mailbox to various Cloud Servers, including Mozilla Thunderbird to Gmail, Yahoo Mail,, GoDaddy, Amazon Workmail, Office 365, and MS Exchange Server using the software. This versatile tool simplifies the process, enabling seamless migration of MBOX files to these cloud-based platforms.

Multiple MBOX Files Conversion

Empower users to effortlessly pick and convert numerous Mozilla Thunderbird emails to PST files using Thunderbird to Outlook Converter. This feature streamlines the process, enabling the conversion of multiple MBOX files in one go, ultimately conserving time and effort for a more efficient experience.

Maintains Integrity of Thunderbird Mailboxes

Regain Thunderbird to PST Converter preserves the original folder structure, email formatting, integrity, hierarchy, and structure while migrating. The software retains crucial email attributes, including To, From, CC, BCC, Sent/Receive Date, and Time, ensuring a seamless transition.

Save MBOX File in Multiple Format

It empowers users to store converted MBOX files in versatile formats such as MBOX to EML, PST, MSG, EMLX, PDF, HTML, and MHTML. This flexibility ensures that users can choose the most suitable format for their specific needs after completing the conversion process, enhancing convenience and utility.

Advanced Search Feature

Regain Thunderbird to PST Converter software streamlines the process with its advanced search function, allowing users to locate MBOX files on their system. The software scans and presents the identified files for review before initiating the conversion, enhancing user control and efficiency.

Displays Preview of MBOX Emails

Prior to converting to the Outlook PST format, the software previews all scanned emails. This feature grants users the ability to visually inspect the content, ensuring that the conversion accurately represents their email data, offering peace of mind and quality assurance.

Selective Migration

Users can exercise the option of selectively migrating their MBOX mailbox to an Outlook PST file using Thunderbird to Outlook Converter. This allows for the customization of folder selection, empowering users to pick and choose which folders to include or exclude from the migration process.

Split Outlook PST File

Upon MBOX to PST conversion, the software empowers users to effortlessly break down the resultant PST file into smaller segments, simplifying file management. This feature enhances the ability to organize and handle PST files efficiently, ensuring optimal ease of use.

Self-Descriptive Graphical User Interface

Regain Thunderbird to Outlook Converter software simplifies the process with an intuitive and self-explanatory graphical user interface. Users, whether experienced or non-technical, can effortlessly execute Thunderbird files to Outlook PST conversion by following straightforward steps. This software demands no technical expertise for successful MBOX to PST conversion.

Compatible with latest versions of Outlook and Windows OS

It seamlessly integrates with the most recent Microsoft Outlook versions and Windows operating systems. Compatibility extends to Outlook versions such as 2019, 2016, 2013, 2010, and 2007, while Windows 11, 10, 8, 7, Vista, and XP are among the supported Windows operating systems.

Available as Free Demo Version

Experience its features and functionalities with the freely downloadable trial version. Users can explore the software's capabilities at no cost, with the only restriction being a limit of 30 items per folder. To enjoy unrestricted email item saving per folder, acquire the full licensed version.

Regain ThunderBird to Outlook Converter

Technical Specifications

System Requirements

  • Processor - Pentium Class
  • Memory - Minimum 128MB RAM (512MB recommended)
  • Hard Disk - 50 MB for Software installation
  • Disk Space - Enough space to store recovered output

Version Supports:

  • Windows OS Platforms - Windows 11/10/8.1/8/7/Vista
  • Windows Server - 2012/2008 R2/2008/2003 R2/2003
  • MS Outlook - 2019/2016/2013/2010/2007 and 2003

Installation / Uninstallation

Installation / Uninstallation EULA

Get A Free Trial of Thunderbird to PST Converter

Software Features

Trial Version

Full Version

Instantly Export Thunderbird Files to PST File
Support Approx. 20+ Email Clients
Convert Thunderbird Files to PST, MSG, EML, EMLX, PDF, HTML and MHTML Format
Export Thunderbird Files to Gmail, Yahoo Mail,, GoDaddy, Amazon Workmail, Office 365 and MS Exchange Server
Show Preview of emails before conversion
Maintain all email properties and folder hierarchy
Support all latest MS Outlook versions
Free Technical Support
Saving Capabilities Save 30 items/Folder Unlimited

When to use Thunderbird emails to Outlook Converter?

Transitioning from Mozilla Thunderbird to Microsoft Outlook? Make the switch seamless with the invaluable assistance of a Thunderbird to Outlook PST converter, ensuring your email data remains intact.

Optimize your Office 365 email migration by initiating the conversion of Thunderbird emails to PST format, a pivotal action to facilitate the seamless transfer of your email data to cloud-based platforms such as Office 365.

Enhance your email compatibility with Outlook by converting Thunderbird emails to PST format, a proactive solution for businesses seeking to share and collaborate effectively with colleagues who rely on Microsoft Outlook for their email management.

Empower your email management with the ability to secure your data by converting Thunderbird emails to PST. This conversion process empowers you to generate email backups and establish archives for future reference, meeting essential data retention and compliance needs.

Why export Thunderbird mailbox to MS Outlook?

Transitioning from Mozilla Thunderbird to Microsoft Outlook becomes a breeze as you transform your Thunderbird emails to PST format, guaranteeing a smooth shift of your email data. This conversion empowers you to effortlessly access your messages, contacts, and calendars within Outlook.

Elevate your email communication standards by converting Thunderbird emails to PST, a strategic move that facilitates seamless sharing and collaboration with Outlook users, eliminating any compatibility hurdles that may arise.

Transforming Thunderbird emails into PST format provides you with the ability to craft all-encompassing email backups and archives, a vital practice for retaining data, complying with regulations, and ensuring the protection of your crucial communication legacy.

When transferring your email data to cloud-based platforms such as Office 365 or other cloud services, PST files frequently become a necessity for a seamless migration. Converting Thunderbird emails to PST effortlessly simplifies and expedites this transition.

Why Prefer Regain Thunderbird Mailbox Converter?

Ensuring precision in the conversion process, the Regain converter promises to deliver dependable and accurate email transformation from Thunderbird to Outlook, safeguarding the integrity of your email messages, attachments, and other data throughout the transfer.

Simplifying the conversion process, Regain Thunderbird to Outlook Converter usually features an intuitive user interface, providing an advantage for users who may not be tech-savvy or who favor straightforward solutions.

Enabling efficient processing, batch conversion is a capability found in numerous conversion tools, including Regain Thunderbird to Outlook Converter. This feature empowers you to convert numerous Thunderbird emails to PST format in a single operation, enhancing the overall efficiency of the process.

Refining your selection, specific conversion tools empower you to filter the data for conversion selectively. This functionality proves invaluable when you have the specific requirement to transfer only designated emails, folders, or attachments to Outlook.

Thunderbird Mailbox Converter - Product Video

Thunderbird Mailbox Converter Video Thumb

FAQs – Regain Thunderbird to Outlook Converter

Is it possible to convert Thunderbird SBD folders to Outlook using this tool?

Yes, it's a perfect Regain Thunderbird to Outlook tool that supports moving, transferring, exporting, migrating, and converting Thunderbird SBD folder data to Outlook.

Can I split my resultant Thunderbird database into fixed-size PST files?

Yes, breaking the data file of resultant Thunderbird files is possible. The Regain Thunderbird to Outlook Converter provides a Split option where you can customize the size while exporting Thunderbird email folders without any hassle.

What is Regain Thunderbird to Outlook PST Converter?

Regain Thunderbird to Outlook Converter is a specialized software designed to help you migrate your email data from Thunderbird to MS Outlook. It allows you to convert Thunderbird mailbox items, including emails, contacts, calendars, and attachments, into Outlook PST format.

Why should I use Regain Thunderbird to Outlook Converter?

Regain Software simplifies the process of migrating your email data from Thunderbird to Outlook. It helps you switch between email clients effortlessly, ensuring your data remains intact and accessible in Outlook.

Is Regain Thunderbird to Outlook Converter easy to use?

Yes, the software is user-friendly and features an intuitive interface. It doesn't require technical expertise, making it suitable for both beginners and experienced users.

Can I convert multiple Thunderbird mailboxes simultaneously?

Yes, Software allows you to convert multiple Thunderbird mailboxes in a single operation, saving you time and effort.

Does the software retain email attachments during conversion?

Absolutely. Regain Thunderbird Converter retains all email attachments, ensuring that no data is lost during the migration process.

Can I preview my Thunderbird mailbox items before conversion?

Yes, the software offers a preview feature, allowing you to view your Thunderbird mailbox items before initiating the conversion process. This helps ensure that you're converting the correct data.

Will my folder structure be preserved in the PST file?

Yes, Regain Thunderbird Converter maintains the folder structure of your Thunderbird mailbox in the resulting PST file, ensuring that your data is organized in Outlook.

Is the software compatible with the latest versions of Thunderbird and Outlook?

Regain Thunderbird to PST Converter is regularly updated to ensure compatibility with the latest versions of Thunderbird and Outlook.

Can I try the software before purchasing it?

Yes, you can download a trial version of the software to evaluate its performance and capabilities before making a purchase decision.

What support options are available if I encounter any issues?

Regain offers customer support to assist you with any technical issues or questions you may have during the conversion process. You can reach out to their support team via email or phone for assistance.

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