Root Call Blocker

Root Call Blocker is a powerful call and SMS firewall for root users. It is completely silent and works considerably faster than all other applications on the Market. The root daemon ensures blocking 100% of the time.

Supported languages: English, Espanol, Francais, Deutsch, Italiano, ????????, Portugues, Magyar, Polski, Roman, Pycc?ий, Українська, Turkce. If you want to help translate, visit

Unlike all other call filters, Root Call Blocker silently blocks calls at a system level. You need not even know its working and can choose to be notified only if specific people are blocked.

If this application is too simple for you, please consider using our professional-grade telephony management app Call Master, it is extremely flexible and has considerably more advanced features.

  • Blocked calls never go through
  • Keep blocked calls and messages hidden
  • Your phone never rings
  • Reject unknown and restricted numbers
  • Block area codes or countries
  • Import from files
  • Five reject methods, including "Don't answer"
  • Encrypt your backups
  • Hidden mode
  • Groups integration
  • SMS auto-replies
  • Scheduling
  • Export from hidden logs
  • Encrypted backup

TRIAL allows one item. You can use Google Groups to block multiple numbers.

If you need help, use "Write to us" in the app's settings.

ROOT ACCESS is mandatory. Visit the following address if you dont know what that means:

OUTGOING CALL permissions are needed for Hidden mode, refer to the Help for more information on why, possibly free hat racks for your tin hats.

Don't believe the hype about inferior apps like Mr Number, Extreme Call Blocker or Call Control, this application works on any Android version 2.1 and up and runs 100% silently.

INTERNET ACCESS mandatory to hook into the communications system.

LOG data is only sent with your permission via the "Write to us" menu item in Settings.