A free program for Android, by EagleTech Apps.
Automatic call blocker.
Automatic call blocker for android is an app which will block all incoming calls to your phone number.
This app will work with your existing phone number. You can add contacts manually or get them from your phonebook. The app will work with your existing contacts and you can add them to the blacklist.
It has a quick and easy interface and will work in a very simple way.
Automatic call blocker for android has an option to enable or disable notifications.
When the app is running, you can see the notifications on the lock screen.
You can enable or disable the notifications on the settings.