Did you have antivirus software protection for your Windows XP? If not, you just have a personal risk. Unprotected computers/PCs can be springboards for DDoS and botnet attacks. You need to install protection for your computers. Don’t worry; it won’t cost you a penny. So if you want to know antivirus softwares for your computer at no cost, then have a glance at the following list of best free antivirus softwares for Windows.
Ad-Aware Free Antivirus+
Ad-Aware Free Antivirus+ program from Lavasoft is a true, always-on, free antivirus program that supports computers with Windows 8, 7, Vista, and XP. It is a pretty choice of everyone who wants protection to their systems.
Avast! Free Antivirus 2014
Everyone is familiar with Avast, I hope. AVAST Software's avast! Free Antivirus 2014 is one of the most popular software that certainly deserves to be on any list of top free antivirus programs. It has fully functioning antivirus to safeguard your PC from unexpected threats from the Internet on your important files, e-mails and even messaging. Also it features heuristic antispyware engine to detect previously unknown viruses and other malware. It supports Windows 8, 7, Vista, and XP versions.
Avira Free Antivirus
This advanced real-time protection is award-winning software that offers comprehensive protection against all threat types, safely keeps your data and safeguards your privacy. Avira free anti-virus software surely ensures your PC to remain a virus-free. It normally detects 99.99% of malware. It provides cloud-based scanning for unparalleled security performance. It blocks Adware programs and online snoops. It supports Pentium 4 or later 1GHz minimum processor for operating systems of Windows 8.1 (32-bit or 64-bit), Windows 8 (32-bit or 64-bit), Windows 7 (32-bit or 64-bit), Windows XP SP3 (32-bit) and Windows XP SP2 (64-bit).
So install free software to completely protect your PC from threats.