Trusted by Professionals
Safely migrate Thunderbird mailboxes with attachments, address books and folder hierarchy preserved to any email client, online email service or another PC.
One-Stop Solution
Direct Thunderbird Migration
Outlook
Users can easily migrate Thunderbird emails to Outlook with mailbox data integrity preserved (supports Outlook data format requirements).
Gmail
Securely migrate Thunderbird emails to Gmail email account with complete privacy and modern authentication method of Thunderbird Migration tool.
Microsoft 365
Easily move entire Thunderbird profile to Office 365 email accounts with complete security and integrity in minimal downtime keeping all email metadata intact.
Mac Mail
Transfer and shift all of your email accounts profile data from Thunderbird mailboxes to Mac Mail when moving from a Windows PC to a Mac device or switching email clients.
Yahoo
Users can migrate Thunderbird emails to Yahoo email account for anywhere access and mailbox continuity including attachments, contacts & complete email metadata.
All Details Preserved
Complete Thunderbird Email Migration
Emails
Address Book
Local Folders
Attachments
Hierarchy
28+ Destination Options
Thunderbird Migration tool to move Thunderbird profiles to email services and clients.
Core Capabilities
Thunderbird Migrator is a standalone, multi-purpose software for quick and secure Thunderbird account migration to any email client or service.
Migrate All Profiles
Migrate all Thunderbird profile emails into almost any online email account, such as Gmail, Yahoo, Outlook.com, IMAP servers, or desktop email clients like Outlook, Postbox, Zimbra and even to a new computer with all metadata preserved.
Efficiently Migrate Large Mailboxes
Thunderbird Migrator can move unlimited Thunderbird mailboxes without any file size restriction to the desired destination. Designed with advanced algorithms to migrate thousands of Thunderbird emails quickly and reliably.
Migrate Thunderbird with All Attributes
Thunderbird account migration with attachments and all email attributes like To, From, CC, BCC, Date, Time, Subject, Message ID, Read/Unread status, formatting, colors, fonts, inline images, and text styling.
Move Local Folders, Contacts & Calendars
Advanced Thunderbird Migrator can transfer the complete Thunderbird profile with local folders, address books, contacts, and calendar.
Built-in Profile Repair Option
Corruptions in Thunderbird data can be automatically detected, repaired, and then migrated with our smart Thunderbird Migration tool. Migrate Thunderbird mail account even if the application crashes.
100% Safe and Secure Migration
Thunderbird Migrator is an industry-grade, secure, and compliant tool following data privacy regulations like GDPR, HIPAA, and CAPA. It uses modern authentication methods to migrate Thunderbird emails without storing passwords.
Batch Migration
Thunderbird Migration tool can transfer multiple Thunderbird accounts and user mailbox data simultaneously to any destination with auto-generated detailed log reports to make tracking easier after batch migration.
Preserves Original Folder Structure
Thunderbird migration tool preserves the exact folder and subfolder structure after migration. It has an advanced feature to auto-map Gmail labels when migrating. Ensuring the same mailbox look and feel after migration.
Selective Thunderbird Migration
Migrate only required Thunderbird folders by checking/unchecking boxes at the folder selection panel. Advanced filter for selective Thunderbird email migration to moderate range, sender, recipient, subject, keywords, and specific folders.
Migrate Orphaned/ Archived Thunderbird Data
Thunderbird Account Migration Tool can help you migrate orphaned or archived Thunderbird Mailbox data in bulk by adding files/folders manually.
Auto-Detect Thunderbird Profile
No need to deal with the complex technical details of finding the profile location to migrate Thunderbird data, as the tool auto-detects the configured profile from the default storage location.
Broad Version Support
Thunderbird Migration Wizard is compatible with Mac and Windows devices. It supports Thunderbird 142.0, Thunderbird 1.0 (2004), Thunderbird 2.0 (2007), Thunderbird 3.x, Thunderbird 5.x to 17.x, Thunderbird 115.x, Supernova, etc.
Use Cases
Advanced Thunderbird email migration tool is designed to quickly transfer Mozilla Thunderbird email client data to another email client, email account or a new computer.
Migrating Corrupted Thunderbird Profiles
Thunderbird Migrator can repair corrupted profiles to a certain extent and is designed to migrate Thunderbird data even when the application crashes, ensuring data remains accessible.
Relocating Large Thunderbirds Mailboxes
Businesses handling sensitive information and large mailboxes cannot afford data loss during Thunderbird migration, and need Thunderbird Migrator with advanced data management features.
Fast & Reliable Email Platform Migration
Many email services and clients do not offer a direct option to import Thunderbird data. Businesses need a quick way to migrate Thunderbird data to Google Workspace, Microsoft 365, or Exchange.
Feature Comparison
Have a quick look at the difference between the free and licensed versions of our Thunderbird Migrator.
30-Days Money Back Policy
100% Safe and Secure
24x7 Tech Support
Step-by-Step Guide
Complete Thunderbird Email Migration in 4 Simple and Quick Steps
Download & Run Thunderbird Migration Wizard
First, click on the download button on the page to download the Thunderbird Migration Tool on your desktop. Follow the on-screen instructions to install and run the program on your PC. Click on Next to proceed.
Select Thunderbird Profile to be Migrated
Select the option to migrate configured mailbox data from the multiple choices available on the screen or select stored Thunderbird profile data by choosing the file or folder option. The tool can migrate Thunderbird profiles even if they are no longer associated with the application, archived, orphaned, or simply stored on your Mac or Windows device.
Choose Thunderbird Destination
Next, from the migration option drop-down menu list, you may directly choose the migration destination. Whether you want to Migrate Thunderbird mail account to an email client like Outlook (PST) or to an email service like Gmail, Yahoo or Office 365.
Start Thunderbird Migration Process
Finally, click Next to move Thunderbird data – emails, attachments, contacts and calendar to the destination. The migration process will begin. At last, the Thunderbird Migrator tool will share a SavingLog.txt file which consists of information such as the number of migrated emails, time and date of migration, status, and so on.
System Requirements
Engineered for compatibility, stability, and performance to ensure a secure and seamless experience on supported Windows systems.
Product Guides
Access step-by-step user documentation including installation, usage instructions, and uninstallation details.
Need more details? View full specifications
Software Download
Version 9.0 · 90 MB
*Download and try the free trial version today!
Common Queries
Know the answers to all the user queries related to Thunderbird email account migration and make up your mind for Thunderbird Migration.
Our tool has a demo version to migrate 25 items from every Thunderbird folder free of cost. Try out the advanced features with free trial and purchase the licensed version or complete features.
No, Thunderbird Migrator preserves, email formatting, headers, metadata, folder-hierarchy and much more.
Yes, Thunderbird email migration wizard can migrate corrupted Thunderbird folders after repair to you selected destination.
Yes, the tool supports to migrate orphan or archived Thunderbird mailboxes safely with complete integrity.
Yes, with the “I am migrating multiple user” option you can move multiple user account configured in Thunderbird at once.
User Reviews
What our customers say about us?
By Gena Carlos
We had a lot of junk that in my Thunderbird profile and although I wanted to migrate it, I wanted only some selective data and the advanced filters of the tool ensures I can organize everything in my Thunderbird account with ease, I was able to sort by date, subject and search them and directly migrate to my IMAP server.
By Mia Williams
I am impressed by Thunderbird Migrator Software's capabilities. As an IT admin it was quite a handful task for our company to move all of the Thunderbird data older computer to newer once after we updated to Mac systems but Thunderbird Migrator made it simpler for use with surety of security and complete data migration. It was so simple even people from non-tech division were able to migrate Thunderbird account with ease and no faults.
By Gorge Ruf
I had multiple email accounts configured in Thunderbird along with local folders that I want to store in one Gmail account for easy access of data. The Thunderbird migration tool was a time saver for me as I it helped skip me all the manual hassle and I was able to keep my contacts and calendars as well.
By Tony Macbeth
I would like to call this Thunderbird Migration wizard as a life saver, it was so helpful as when my Thunderbird crashed, I was not able to get access of my email that which I decided to move whole data to Outlook to avoid this and let me tell you I searched a lot and only this Thunderbird Migrator was helpful in such case.
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Step 2:
Click "Thunderbird Migrator Wizard" to install
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setup-thunderbird-migrator.exe
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