360 Total Security Antivirus is a multi-source antivirus tool which uses the definitions of different antivirus software to protect you from different threats. This free download of 360 Total Security Antivirus is for windows 32bit/64bit. 360 Total Security Antivirus Overview 360 Total Security Antivirus is powered by 360 Cloud Engine to protect your system from different types of viruses. This antivirus tool combines the power of 360 QVMII, Avira, and Bitdefender Read More …