Typically these products suffer from poor spam mail catching performance in addition to intercepting legitimate email due to their simple text-based filtering.
With less sophisticated spam stoppers, a single unwanted word in a message can cause it to be filtered. Conversely, if spammers avoid using any of the phrases in the built-in filter, it will be rendered ineffective.
What you need if you are fed up with the irritating chime of your Macintosh at startup.
Comments