0Spam.com is the backbone of its latest innovation 0Spam.com Express: the all-in-one, next generation anti-spam tool to stop the next generation spams. Compatible with all versions of Windows and 100% free to download and use, 0Spam.com Express can safely and efficiently remove spam from your POP3, Yahoo, Hotmail, GMail, or IMAP accounts.
All The Best Features...

Keep your existing E-mail addresses.
Compatible with all Windows E-mail clients such as Outlook Express, Eudora, Netscape, etc ...
Multiple E-mail accounts are supported.
Compatibility with mailing lists and newsletters.
Users are able to view and undelete messages marked as spam.
Filters out most viruses and worms.
0Spam.com works for E-mails in any language (e.g. English, German, Russian, Japanese).
Spam detection algorithms updated in real time.
Automatically imports your address books for you during signup.
View spam reports directly from your task bar.
Checks each incoming mail using multiple spam detection methods.
Service is free to protect 1 E-mail account (users may upgrade to protect more).
... and none of the bad...
No need to manually mark messages as spam.
No need to "train" our system which mails are spam.
No need use a different E-mail client or change its settings.
No reminders to register the software.
No ads or spyware.
No popups.

0Spam.com Express is the Shareware version. The full version can be purchased by clicking on the "CLICK HERE TO ORDER" button below for around 19.85USD.