Although web-based e-mail has meant that many desktop based clients are redundant, there's nothing that beats your own personal client. Koma-mail is the sort of client you can take anywhere on a USB stick which makes it ideal for those that are worried about the security of web based mail.

Best of all, it requires absolutely no installation and supports the all important SSL and APOP protocols. It also features support, as you would expect, for POP3 and IMAP plus it includes some other extra security add-ons such as ActiveX script blocking. From an aesthetic perspective, it's not the best looking e-mail client you'll ever use but it's very easy to find your way around, much simpler than something like Outlook and has everything you need. If you share the client amongst colleagues and employees, you can

You can define multiple user profiles so that each of them have their own settings and it supports multiple accounts, use of templates and both a simple spam filter and RSS reader.

If you're looking for a portable e-mail client to use between various people, then you'll find this helps you easily configure multiple profiles and does a simple but effective job.