These days many users are looking for a solution to Convert Thunderbird Email files into Gmail. I suggest these users pick Thunderbird Converter Tool for this task. This utility can convert Thunderbird mailbox emails into Gmail and other email clients like IMAP, Live Exchange, Office 365, Hotmail, AOL, etc. This professional utility can also Convert Thunderbird emails into CSV, PDF, PST, MBOX, EML, OST, DOC, HTML, TXT, and JSON file formats.