Block calls & search phone Android App

The description of Block calls & search phone: callzzz who calling? Is a great helper in the search of the phone number information. The informational base about world telephone numbers is constantly updating. We ask for access to the phone book to display the contact information in the call history. Access to the call log is needed to show the call history as well as convenient to search information by phone number clicking on a particular call. To block unwanted numbers during a call and display information about incoming outgoing numbers we ask the access to direct calls. To block sms from unwanted numbers and display information about sms in the application we request access to sms. Are you called from unknown number? Does your telephone show unknown numbers? How to identify who is calling or has called if there is no incoming call in your phones directory contacts? It may be dangerous to answer the incoming call from the unknown number but you can miss some opportunity if you do not do it..