For anyone tired of have having their inboxes flooded unwanted spam, Cloudmark DesktopOne provides a virtually flawless antispam solution for free.

DesktopOne's community-based filtering technology does a phenomenal job of blocking spam without throwing away good mail. It can filter any kind of e-mail and works with any e-mail client. It can even pre-quarantine spam when you're not checking your e-mail.

The service is so impressive it was not only awarded the Editors' Choice for antispam software, but also earned an extremely rare score of 5 out of 5. Check out our full review of Cloudmark DesktopOne at PCMag.com.