Thunderbird is one of those programs
which can compete with MS Outlook Express, not only because
it has similar functionality, but it's also user friendly.
Microsoft Outlook Express has for a number of years been the
leading application for sending and receiving e-mails.
Thunderbird Secure Email makes
emailing safer, faster, and easier than ever before with the
industry's best implementations of features such as
intelligent spam filters, built-in RSS reader, quick search,
and much more. Unlike MS Outlook Express Thunderbird
is a free program available to any internet user with out
any cost at all.