Mass Mailer offers you a really easy way to organize the process of bulk e-mailing. Using this mass mailing program, you can send email messages to thousands or even millions of recipients.
Compact easy to use server (web) based email mailer. Send newsletters to your clients, contact your staff, send one email or many. All you need is a browser, and a web server that supports php scripting (included on most commercial servers).
NetMail can store information on many e-mail accounts. If you have several external mailboxes at different ISPs you will not need to enter a new password and adjust the settings every time.