Over 0,5B users downloaded and installed Security Master and its latest update was on Mar 26, 2019. Pay attention to adverts and in-app purchases while downloading this application. Samsung and Micromax users recommend the app.
You can get the .apk setup package of Security Master 3.3.4 free of charge and read users' reviews on Droid Informer. This application size doesn't exceed 21 MB.
Users write reviews stating that the big benefits of the app are an easy-to-use interface, superb performance, tons of features and a battery optimizer. From the users' point of view, the weak sides of this application are frequent ads and annoying notifications.