Secure your mobile device with the world's most trusted antivirus app. Avast Mobile Security for Android is a security app that secures mobile devices against unwanted phishing, malware, and spyware, as well as malicious viruses such as trojans. In addition, the embedded Anti<-Theft feature allows you to locate and track your lost or stolen device on a map with our web-based mobile tracking that uses GPS and other triangulation methods. Features What is Scan - The Scan button on the main app ... Price correct at time of posting please check offer to see if still available.