Root Call SMS Manager Full v1.6.1
Requirements: 2.2+ | ROOT
Overview: 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,... http://www.apkformod.com/root-call-sms-manager-full-v1-6-1/