Installing any good antivirus program will protect you from known keyloggers, but you’ll still be vulnerable to the very latest threats. Specialist anti-keyloggers such as SpyShelter take a very different approach. Instead of trying to detect and remove malware, they focus on preventing anything intercepting your keypresses.
Article Link: http://betanews.com/2016/12/19/how-to-test-anti-keylogger-software/