Security & Antivirus for Android is a free, lightweight utility that provides real-time protection against malicious programs and other potentially dangerous activities. It does this by regularly scanning your device for malware and other suspicious programs and activities, and then automatically blocking them if they are found.

This app is one of the best anti-virus and anti-malware apps on the Google Play Store. It's an essential tool for any Android user. It works in the background and periodically checks your device for malicious programs and other potentially dangerous activities. If it finds anything malicious, it will block it and notify you so you can take action to remove it.