Mozilla Thunderbird Mail 52.5.0 – is a cross-platform email client. Thunderbird Program is different with its fast work, simple interface and high security.
Email Client Windows Sylpheed 3.5 – free client for e-mail serivce.
Koma-Mail 3.83 – free mailing client for Windows OS.
Evolution Mailing Client – is a free analogue to Microsoft Outlook Program or Mozilla Thunderbird. There are all functions that are needed to work in the corporate sector.