Email Undelete for Mozilla has been designed to allow users of Mozilla Thunderbird
to have a tool to restore their deleted e-mails. This software allows you to quickly and easily gather important information that have been lost. Regardless of why you lost your data whatsoever due to bad manipulation after a crash, etc., Email Undelete for Mozilla Thundrbird always finds a way to restore them. Even if the messages do not appear on the window of Thunderbird, they are still present in the mbox files for Thunderbird. This facilitates the process of restoration
. Its simple interface will list all e-mails that it finds so you can view them for a backup.