GroupMailer - Version 1.0 GroupMailer is an easy to use application that allows non-technical users to manage E-mail mailing lists and have the power to send unlimited number of E-mails. Users can easily organize and segment E-mail addresses in groups. GroupMailer was developed to enable the every day user to harness the power of E-mail. Now communicate with friends, clients, prospective clients, and employees at the touch of a button -- at an affordable price!