Antivirus Free – Lookout keeps your phone safe and free from viruses and malware. This app mostly scans all the apps on the phone and checks for anything that looks suspicious, like something that is invading your personal information. Every time you download an app from the app store, the antivirus app will scan the new file and make sure its clean. This is really great for everyone because it keeps their phone safe and secure. Overall, this app does a great job of keeping phones safe from viruses.