If you want a good combination of antivirus protection, a cost-free VPN and storage-optimizing tools in addition to additional security features, such as anti-theft and parental controls, then the best free antivirus is Sophos Intercept X for Mobile. It is rated highly by A-V Comparisons and AV-Test and its malware scanner has an impressive 100 % performance rate in real-time attacks as well as extensive testing on over 3,700 Android applications.
Another great option is Avira It comes with an array of features that make it among the most popular antivirus options in the Play Store with more than 100 million downloads and 6.5 million reviews. Avira is able to detect malware at 100 percent success rate, which is very similar to its paid competitors. Avira also offers a nice assortment of privacy tools, including a free VPN that provides 200MB per month, as well as a password manager. Its annual paid plans offer 60 days of risk-free money back.
Bitdefender is a great choice for Android users searching for a reliable antivirus application. Its advanced antivirus engine is not a burden on the system, and its security features include a privacy scan that informs you what apps can access your personal information or location. Its user interface is simple to use and is compatible with Android 7 or higher. Its premium features include a rooted-device scan for ransomware, a ransomware detection, and an audit of security that tells the settings that aren’t safe.