Download this app if: you need an advanced call and SMS firewall.
Call Master is an advanced call, SMS and MMS blocker for root users with unique privacy features.
Supported languages: English, Português, Pyccĸий, 简体中文. Help us translate the user interface, visit http://goo.gl/PqHse
Rooted devices only, check below for more information and important...
Works Great — I have a new number and have been getting lots of calls from someone else's bill collectors. This app has saved my sanity, since they don't believe me when I tell them that I am not the person they are looking for. It also has allowed me to stop any phone calls and SMS's that come through as...