Calculator Lock Screen 1.5 Apk

Has anybody ever thought that Calculator can become major part in mobile security? Yes here are an app called Calculator lock screen that will Protect your mobile from unauthorized access like never. This is Unique app where calculator are being used to lock mobile screen.
Instructions and Features:
1) During on app launch first time you will be prompted to set password on Calculator Screen there enter any combination then press (=) Operator to set them. Ex: 12*12=144 so user have to press every time 12*12= to unlock phone.
2) If you want to unlock the mobile enter password combination then press (=) Operator.
3) Change Password: Any time you can replace your old password with new one.
Note: Anytime if you forget password and unable to unlock mobile phone please contact our support @[email protected] We will help you to break password combination with special instructions.

App Permission:
1) Read Phone Status and Identity: For incoming call purpose
2) Run at startup: Loading app on startup.
3) Disable Lock Screen: For giving Custom Calculator lock screen.