Download Thunderbird - Best Software & Apps

  • Mozilla Thunderbird

    EN 24.0

    License
    free Download
    Platform
    Windows
    Mac

    Excellent mail client from the makers of Firefox

    7
    323 votes
    • PROS: Free to use, Handles virtual identities, Lots of extensions , Easy to import contacts and mails, Support for Microsoft Exchange, Good learning spam filter, Strong encryption and support for certificates
    • CONS: Conversation style message view feature has to be downloaded seperately, Calendar needs to be downloaded seperately
  • Thunderbird Portable

    (en-US) 17.0.8

    License
    free Download
    Platform
    Windows

    Redesigned version of Thunderbird that you can take with you

    5
    20 votes
    • PROS: Allows you to take Thunderbird anywhere, Keep all your e-mails with you anywhere, Fits easily on a USB pen drive
    • CONS: Vulnerable to security breaches if lost, Synchronisation with mail server can be problematic
  • Mozilla Sunbird

    Beta 1.0

    License
    free Download
    Platform
    Windows
    Mac

    Calendar application from the creator of Firefox

    8
    38 votes
    • PROS: Clean simple interface, Good complement to Firefox and Thunderbird, Features add-ons
    • CONS: No integration with Outlook's calendar or Google Calendar, Not updated very often
  • ImportExportTools

    1.6.1

    License
    free Download
    Platform
    Windows

    Import and export Thunderbird messages

    5
    9 votes
    • Mail Viewer

      1.5.2.0

      License
      free Download
      Platform
      Windows

      Practical mail viewer for Outlook and Thunderbird

      3
      5 votes
      • Lightning

        0.8

        License
        free Download
        Platform
        Windows
        Windows Mobile

        Add a complete calendar to Thunderbird

        6
        10 votes
        • PROS: Integrates into Thunderbird, Easy to use
        • CONS: Too similar to Google Calendar
      • Eudora (Penelope)

        b3 8.0.0

        License
        try Download
        Platform
        Mac

        Send e-mail to and receive it from friends and coworkers

        -
        No votes yet
        • PROS: Good feed reader, Import and export address book, Create filters, Thunderbird add-ons, Find as you type
        • CONS: Can be unstable
      • Thunderbird Fix It

        1.1

        License
        free Download
        Platform
        Windows

        Perform operations in Thunderbird's local folders like undeleting messages, removing attachments, removing duiplic. messages.

        10
        2 votes
        • Postbox

          3.0.7

          License
          try Download
          Platform
          Windows
          Mac

          A promising alternative to Outlook

          5
          6 votes
          • PROS: Set up of accounts is easy, Accepts RSS feeds, Some social media integration, Clear design, Great inbox search
          • CONS: Some features feel under construction
        • MBOX to PST for Thunderbird to Outlook

          1

          License
          free Download
          Platform
          Windows

          MBOX to PST Converter for Thunderbird to Outlook Conversion. Download Free tool to Convert MBOX and MBX to Outlook PST.

          10
          1 vote
          • Profile Switcher

            1.5.0.1

            License
            free Download
            Platform
            Windows
            Mac

            Switch between different Firefox profiles

            -
            No votes yet
            • PROS: Allows you to easily switch between Firefox and Thunderbird profiles, Run two profiles at the same time, Prompts you before switching
            • CONS: Doesn't display name of profile in Firefox
          • ThunderBrowse

            3.2.1.2

            License
            free Download
            Platform
            Windows

            A browser integrated into Mozilla Thunderbird

            9
            1 vote
            • PROS: You don't require an external browser, Integrates perfectly into Thunderbird
            • CONS: Browser window is very small
          • Thunderbird Converter Wizard

            2

            License
            free Download
            Platform
            Windows

            Easy-to-use Thunderbird Converter to convert emails from Mozilla Thunderbird email client to different file formats.

            10
            2 votes
            • Thunderbird Backup Wizard

              2

              License
              free Download
              Platform
              Windows

              Thunderbird Backup Wizard to save and backup Thunderbird profiles in MBOX, Outlook, Apple Mail and Windows Live Mail

              10
              1 vote
              • Datavare MBOX to PST Converter Expert

                1

                License
                free Download
                Platform
                Windows

                Download Free Datavare MBOX to PST Converter Software to Convert MBOX to PST and Thunderbird to MS Outlook PST file format

                9
                1 vote
                • BAT Converter Wizard

                  2

                  License
                  free Download
                  Platform
                  Windows

                  Powerful The BAT! Converter Wizard to convert BAT TBB, TBK emails to Outlook, Apple Mail, Windows Live Mail, Thunderbird

                  10
                  2 votes
                  • Thunderbird to Outlook Transfer

                    5.0.0

                    License
                    try Download
                    Platform
                    Windows

                    The program is a powerful Thunderbird to Outlook conversion and migration tool.

                    8
                    4 votes
                    • Eudora (Penelope)

                      b5 8.0.0

                      License
                      try Download
                      Platform
                      Windows

                      Send e-mail to and receive it from friends and coworkers

                      3
                      2 votes
                      • PROS: Good feed reader, Import and export address book, Create filters, Thunderbird add-ons, Find as you type
                      • CONS: Can be unstable
                    • Thunderbird viewer

                      2.0

                      License
                      free Download
                      Platform
                      Windows

                      Thunderbird Viewer Instantly Preview, Open & Read unlimited Thunderbird files with accurate result

                      10
                      1 vote
                      • NokSync

                        1.0.50

                        License
                        free Download
                        Platform
                        Java

                        Synchronize contacts between Thunderbird and Nokia phones

                        -
                        No votes yet
                        Softonic’s Best Rated Software for this topic
                        #NameVersionVotesRatingPlatform
                        1Beta 1.0388.3Windows, Mac
                        2EN 24.03237.1Windows, Mac
                        30.8106.3Windows, Windows Mobile
                        4(en-US) 17.0.8204.8Windows
                        51.6.194.6Windows