The following is a partial list of SpamSieve’s features, so that you can quickly see what it can do and how it’s unique: SpamSieve only marks spam in your email client so you never lose any mail. SpamSieve understands what your spam looks like in order to block it all, but also learns what your legitimate messages look like to avoid confusion.
SpamSieve is a robust spam filter for major email clients that uses powerful Bayesian spam filtering.