SpamAssassin was ported for Windows by JAM Software. In combination with an MTA (e.g. Hamster or MS Exchange) it's a very powerful anti-spam solution.

Sigma AntiSpyware is a utility that provides ultimate protection from spyware. It finds even the most complex threats and deletes them right away. As the result your data will be reliably protected, and no one will trespass upon your privacy.

According to Microsoft, 50% of all windows based problems are caused by trojans, viruses and spyware. http://www.spywarelive.com has relevant software on combating spyware and its sources.

BlackBaller Pro is an easy to use Call & Message handling application. The program allows you to setup preferences as how to handle calls/SMS/MMS. You can choose to filter calls, auto respond via SMS or use the application like an answering machine.

NetQin Mobile Manager helps to block unwanted calls, backup your contacts so that they never get lost, completely conceal your communication privacy with private contacts and safeguard your driving.

This is a powerful multi-functional mobile guard securing your mobile life, including privacy protection, message filter, anti-spam, powerful call blocking, driving mode, etc.

Clean your PC history & protect your privacy - with Instant Cleaner Pro, FREE. Clears Internet browser & Windows history - all with just a single click. Download NOW!

Analyze and filter incoming messages with AVS Antispam. Get the most out of a combination of various techniques to sort e-mails that you receive. Set up aggression levels. Access AVS Antispam directly from your inbox.

Do you use anti-spam solution but still receive tons of unsolicited e-mails that hurt your business? Free Antispam Scanner uses a unique algorithm that lets you connect to your mailbox, purge it free from spam and then download only valid messages.