The SpamBayes project is working on developing a statistical anti-spam filter, initially based on the work of Paul Graham.The major difference between this and other, similar projects is the emphasis on testing newer approaches to scoring messages.

License type : Open source. • Released : March 24, 2005 • Downloads : 147 • Cost : $0.00

Netwrix Antispam for Exchange is a freeware server-side spam filtering product that filters spam messages for known spam criteria, such as black listed domain names, malformed URLs, and others.

License type : Freeware. • Released : June 1, 2014 • Downloads : 231 • Cost : $0.00

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monitors all outgoing emails from your computer and alerts you whenever an unauthorized or unknown program

License type : Freeware. • Released : March 1, 2010 • Downloads : 110 • Cost : $0.00

Stop spending time and money on outdated, slow anti-virus programs that promise you miracles but do nothing. Smart Antimalware is a small, innovative, fast and reliable tool that will surprise you with speed and efficiency of detection!

License type : Demo. • Released : May 8, 2010 • Downloads : 114 • Cost : $26.00

Norton Internet Security, protection that allows you to go anywhere online safely with a mix of patented protection working together to repel online threats, social media scams, network invaders, viruses,and spam. Neutralizes today’s threats.

License type : Freeware. • Released : June 20, 2013 • Downloads : 171 • Cost : $0.00

A very useful program in detecting Registry and Disk changes. Perform Real Time Monitoring or scan the active state of the Registry/Disk and compare it to a previous state. You can also use it to backup your Registry.

License type : Free to try. • Released : January 13, 2007 • Downloads : 163 • Cost : $0.00 Buy Cheap

This tool is designed to generate a key to unlock computers that have been infected by Trojan.Ransomlock.

License type : Freeware. • Released : January 27, 2010 • Downloads : 161 • Cost : $0.00

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SanityCheck is an advanced rootkit and malware detection tool for Windows which thoroughly scans the system for threats and irregularities which indicate malware or rootkit behavior

License type : Freeware. • Released : November 27, 2009 • Downloads : 133 • Cost : $0.00

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Mobile Security protects smartphones and PDAs from data loss, infections, and attacks from a central enterprise console that can also manage desktop protection.

License type : Free to try. • Released : December 28, 2009 • Downloads : 180 • Cost : $0.00

Free version of AntiSpyware 2010 allows you to check your PC system to find any toolbar installed and checks whether it has anything in common with any spyware

License type : Freeware. • Released : December 7, 2009 • Downloads : 145 • Cost : $0.00

PC maintenance and care has never been simpler or more fun. Let our talking animated characters provide you with online assistance, PC Care packages, Backup and Restore, Security with Antivirus, Antispyware and Firewall.

License type : Free to try. • Released : December 1, 2009 • Downloads : 129 • Cost : $36.00

Wondershare Spyware Removal serves as powerful anti-Trojan & antispyware to remove spyware & trojan virus and perform proactive defense to keep threats away from your computer.

License type : Free to try. • Released : January 13, 2010 • Downloads : 189 • Cost : $19.95 Buy Cheap

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The superior desktop security of Fortres 101 can easily lock down your Windows computers.

License type : Demo. • Renewed : July 22, 2014 • Downloads : 200 • Cost : $0.00

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Reanimator is a free of charge software for removing Trojans/Adware/Spyware and some of the rootkits.

License type : Freeware. • Released : September 28, 2009 • Downloads : 232 • Cost : $0.00

NextGen AntiKeylogger is the next generation antikeylogger program that protects your data from all types of keyloggers! It uses unique method of protection. It encrypts keystrokes and sends via protected path directly into the protected program.

License type : Free to try. • Released : March 12, 2011 • Downloads : 154 • Cost : $39.00 Buy Cheap

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Your computer will be clean and will run alot faster - Your Privacy will be Protected!

License type : Free to try. • Released : September 6, 2009 • Downloads : 163 • Cost : $0.00

AVG Anti-Spyware is 5-Star antispyware protection, winner of multiple awards from security experts throughout the world, used by more than 12 million people worldwide. AVG Anti-Spyware protect and clean your PC from all types of malware.

License type : Freeware. • Released : August 25, 2009 • Downloads : 164 • Cost : $0.00

OneClick Spyware Expert is an easy-to-use and effective anti-spyware scanner. It uses modern sophisticated anti-malware techniques and can reveal even most complicated types of viruses, worms, trojans, rootkits, dialers, spyware, and malware.

License type : Free to try. • Released : July 10, 2009 • Downloads : 170 • Cost : $0.00

A powerful antispyware tool,Personal guard for your PC,Protection against spyware and other threats from the internet.

License type : Free to try. • Released : November 4, 2009 • Downloads : 139 • Cost : $29.95 Buy Cheap

007 Anti-Spyware is 5-Star antispyware protection, winner of multiple awards from security experts throughout the world, used by more than 12 million people worldwide. 007 Anti-Spyware protect and clean your PC from all types of malware.

License type : Free to try. • Released : May 22, 2009 • Downloads : 156 • Cost : $29.95 Buy Cheap

 Spyware Cleaner can scan your Memory, Registry, Hard drives and external storage devices. Effectively remove spyware, adware, trojans, keyloggers, home page hijackers, and malware threats.

License type : Free to try. • Released : January 30, 2009 • Downloads : 135 • Cost : $19.90 Buy Cheap

This software will scan your files and folders using a frequently updated database of thousands of known spyware, adware, trojans and other malware. It uses advanced technology to find, detect and remove the most dangerous spyware.

License type : Freeware. • Released : April 27, 2009 • Downloads : 169 • Cost : $0.00

StartEd Lite helps you to manage Programs which load from the Registry and as System Services. It lets you modify the Startup configuration and detects more than 150 Trojan Horses. You can also uninstall programs directly from StartEd Lite.

License type : Freeware. • Released : February 27, 2009 • Downloads : 138 • Cost : $0.00 Buy Cheap

There`s no doubt about it, today, the biggest threats to your computer are Spyware, Adware, and programs that can corrupt your Windows system regisrty! If your PC is running slow, there`s a good chance that you have registry problems due to spyware.

License type : Freeware. • Released : February 9, 2009 • Downloads : 137 • Cost : $0.00

Hide your data, so that nobody will know that you have something to protect. Therefore, it will be impossible to steal something that "doesn`t exist".

License type : Free to try. • Released : February 1, 2009 • Downloads : 152 • Cost : $49.95

VMN Anti-Spyware is a free spyware remover that is extremely simple and easy to use. It`s a convenient browser add-on that allows you to scan and remove spyware right from your browser.

License type : Freeware. • Released : January 21, 2009 • Downloads : 157 • Cost : $0.00

Spyware24x7 provide around the clock protection from spyware, adware and malware. Powered by Lavasoft`s antispyware software solution, Spyware 24x7 Pro offers advanced real-time protection while protecting your computer and your indentity.

License type : Free to try. • Released : March 3, 2008 • Downloads : 132 • Cost : $29.99 Buy Cheap

Web email spam filter tool is the best program that is capable of filtering the mail server accounts. Download Spam filtration application to clean up mailing servers on all major versions of windows operating systems.

License type : Free to try. • Released : January 9, 2008 • Downloads : 153 • Cost : $24.95

WorkStation Optimizer removes any and all trojans, viruses, adware, malware, stolen or hijacked web-browser bugs, and makes sure your machine doesn't get infected again with its smart scheduler and advanced bug remover codecs.

License type : Freeware. • Released : May 22, 2010 • Downloads : 135 • Cost : $0.00

MCS Trojan Remover is a package of anti-virus tools against trojan type viruses, adware (screening banners or other advertisements), spyware, rootkit. Very easy and effective application works in Windows 98/ME/2000/XP/Vista system family.

License type : Free to try. • Released : July 17, 2008 • Downloads : 165 • Cost : $12.00