Ultimate Call Blocker is designed to filter calls and texts. 3 mode to block a incoming calls? End call (send to voicemail immediately)? Silent (mute call, caller will hear the ring, then voice mail)? Pickup then hangup (may cost your money if you is charged for incoming call)3 options to block? Block incoming call? Block incoming SMS (text message)? Block incoming MMS (multimedia message)Highly customizable filters? Block anonymous callers (private numbers)? Block numbers not in phonebook? Block specific numbers (blacklist)? Trust numbers in phonebook? Trust specific numbers (whitelist)Notification & logging? Clear official notification (experimentation)? Clear official call logs? Log blocked call or SMS? Auto reply for blocked calls and SMS? Easy log managementPrivacy settings? Password protectionOther good things? Simple UI. highly customize? One-click to add a last incoming numbers to blocked list