The program allows to block undesirable incoming and outgoing calls and SMS. The rights of root are necessary for functioning. There is a support Dual SIM smartphones.
Blocking is carried out at system level, the program doesn’t miss the first call, the screen isn’t lit and there is no window of a dialer.

Features:

Blocking incoming SMS and MMS on Android 4.4 above without appointment as its program for SMS processing.
Blocking of outgoing calls and SMS.
Support the Dual SIM smartphones with opportunity to set various parameters of blocking for everyone SIM.