E-mail clientHome IconFront of a house with a slanted roofHomeTechnology Services An e-mail client is a piece of software that allows users to send and receive e-mail. Email clients such as those listed below are not supported by GTS. Only the GusMail web client and the GMail app on mobile devices are supported. Eudora Microsoft Outlook Express Outlook Mozilla Thunderbird Apple Mail This article is a stub. You can help by expanding it. Categories: SoftwareE-mailStubs