There is two versions of Spamfighter. Versions include Spamfighter Pro and Spamfighter Standard.
Spamfighter Pro gives you better protection then Spamfighter Standard. You can download a one month free trial after that you can choose to pay for it or keep it and it will be downgraded to Spamfighter standard. Businesses can only use Spamfighter Pro
Spamfighter standard is 100% free for home users. Spamfighter will protect you against phishing , identity theft, and other email fraud. Use Spamfighter to blacklist domains and emails. It will protect all your email accounts on your computer.
Supports languages including English, German, Spanish, Chinese, French, Italian, Greek, Dutch, Swedish, Norwegian, Suomi, Russian, Bulgarian, Portuguese, Japanese, Czech, Thai, Turkish and Danish
SPAMfighter requires:
Operating System
98, ME, 2000, XP and Vista (32/64 bit)
Email client
Outlook 2000/2002 (XP) 2003/2007 or Outlook Express 5.5 or later and Windows Mail (32 bit)
64 MB minimum
Disk Space
10 MB