NP Subscriber PRO

In addition to all of the features in NP Subscriber, NP Subscriber PRO adds: support for not only Sendmail, but also Blat, unlimited number of lists, form and query-based subscription, complete demographic management through the use of unlimited information fields and the new ability to group subscribers, archive re-sending, batch email addition, Unix-based OS timeout prevention, HTML and plain text messages sent at the same time while giving the subscriber the option to choose between HTML and text messages as well as the admin the option of forcing an HTML send, unsubscribe confirmation, URL-based activation and unsubscription (which can be included in outgoing messages), SPAM guard, ban domains, multi-list un/subscription, checkbox un/subscription, complete control over subscribers, the ability to search the subscriber list, PLUGIN support, and still even more. Best of all: all future upgrades are free!