Security Antivirus 2021 is a free antivirus software developed by Nepelion Camp for Android devices. It provides comprehensive protection against viruses, malware, adware, and spyware. The software runs as a background process and scans mobile devices to detect and restrict the spread of malware. It includes real-time threat detection and protection to guard against potential vulnerabilities as they happen, as well as system scans that monitor device and files looking for possible risks.

One of the key features of Security Antivirus 2021 is its ability to scan every new app installed on the device for viruses. The app also includes a Junk Function that allows users to easily clean junk files with just one touch. Additionally, the app includes an App Locker that allows users to protect their private applications with a password. Another great feature is the ability to manage all applications installed on the device and easily uninstall them.

Overall, Security Antivirus 2021 is a powerful antivirus software with professional antivirus protection and virus cleaner. It is a must-have app for anyone who wants to keep their Android device safe and secure.