Lock9View is an Open Source Android library that allows developers to easily create grid lock screen. This can be used in security applications. You can find the library on Github Contact me. takwolf@foxmail. com.
The download of this application doesn't contain viruses or any kind of malware. The app was originally created by TakWolf and it is included in the Tools category. Google Play shows that Lock9View Demo is rated 4.8 by its users.
This application was downloaded and installed by over 100 users and its latest stable release was on Oct 9, 2015. Download the free setup package of Lock9View Demo 0.0.8 and check out users' reviews on Droid Informer. The app runs on Android devices 2.3 and above.