Download of Aryson Thunderbird Backup Tool 21.1 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. Aryson Thunderbird Backup Tool is categorized as Business Tools. This program was originally designed by Aryson Technologies.
From the developer:
Aryson Thunderbird Backup Tool is the reliable and secure solution to backup Thunderbird Mails into different file formats such as EML, EMLX, PST, PDF, TXT, MBOX, HTML, etc. It also migrates the emails of Thunderbird Accounts into Gmail, Yahoo Mail, Office 365, GoDaddy Email, Yandex Mail, Amazon Webmail, etc. This backup utility ensures that there is no loss of any data while performing Thunderbird Mail migration.
You may want to check out more software, such as Cigati Thunderbird Backup Tool or Mozilla Thunderbird Backup Tool, which might be similar to Aryson Thunderbird Backup Tool.
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