Nuntius Leo Screenshot
Nuntius Leo is a free and open source Email client without any advertisements. It is written in c++ with a Qt User Interface. The main function is to provide a very simple email client. It is a personal Email Client like Outlook or Thunderbird. The Lion of the Messages or E-Mail clients might be the right translation of the latin words Nuntius Leo. Or just say: I mail with "Leo". Nuntius Leo.