Need to import mail from PST to Thunderbird? If yes, then utilize PST to MBOX – a perfect solution for even non-technical person to import mail from PST to Thunderbird. It is an independent tool that doesn’t require to configure Outlook or Thunderbird application to import mail from PST to Thunderbird. A user can also import bulk emails from PST to MBOX for Thunderbird application at once by using the PST to Thunderbird utility. To analyse the functionality of software, you can go with its free trial edition that allows importing 25 emails from PST to Thunderbird without cost.