For anyone who isn't aware, Argosoft's no-charge version is not only adware
it has now become neuterware...the number of accounts has been set from
unlimited to 5.
You can try these two email serveur that have no limitations.
Macallan Mail Solution
http://macallan.club.fr/MMS/index.html
Macallan Mail Solution is a Freeware Mail Server (SMTP/POP3/IMAP/HTTP/NEWS)
for Microsoft Windows XPâ„¢ and Microsoft Windows 2000â„¢ .
Filtering mechanisms against Spammers using DNSBL (DNS Black List) and your
own Keywords Black List / Friend List are included. Mechanisms against Virus
can be used with your Anti-Virus.
Replies can be sent automatically for those abusing Spams and Virus to
providers. SpamAssassin can be used.
or
hMailServer
http://www.hmailserver.com/?page=main
hMailServer is a free, open source e-mail server for Microsoft Windows. It
supports all the common e-mail protocols (IMAP, SMTP, POP3) and comes with
an easy-to-use COM library that can be used for integration with other
software. It also has supports for virtual domains, distribution lists,
antivirus, antispam, aliases, distributed domains and much more. E-mail data
is stored in a database server, MySQL or MS SQL, depending on your choice.