This is an app that can help you protect your private data on your Android device. The protection is possible because it uses a fingerprint to identify the user. The fingerprint is obtained by scanning the fingerprint of the user. 

How to Use the App

First, open the application and enable the fingerprint function. Then, select the user and enable the lock function. The function is possible to enable/disable the lock function with the help of the setting icon in the notification bar.

After that, you need to select what kind of data you want to be locked. The data can be selected from contacts, messages, photos, videos, files, and more.