There are plenty of antivirus are available in the internet but am going to share you the application which is being used by major people in the daily life. What is Virus ? A software program that kills computer program without your permission and performs unnecessary execution to capture the entire performance and hence your system crashes very often. What is Anti Virus? A software that is used to detect, delete and or neutralize computer-based viruses including worms and trojan horses. Free Anti-Virus Software Download For Life Time Anti-virus company are giving away free software for home based computers and non-profit organization and these software can be used for lifetime without paying a penny. Choose your best Anti-virus Software to download click on the below image to begin Microsoft Security Essential Threat Fire AVG Avira Avast