Broadc-st

Broadc@st is an advanced email marketing software product that allows clients to create, manage and send their own email marketing promotions. Personalized marketing messages can be created in both text and HTML with the most appropriate version being displayed at the client end. Easy to use wizards lead you through all steps. Free upgrades and free ongoing technical support.

Business Edition allows for unlimited number of address lists ( each up to 1000 per list )
Commerce Edition allows for unlimited number of address lists ( each up to 10,000 per list )
Marketing Edition allows for unlimited number of address lists and unlimited list size.