Sentry Call Blocker 3.1, Most Effective Spoof Call Blocker, Blocks 100% ROBOCALLS, Scammers, Election Calls, Telemarketers, Solicitors.
- Unique ACTIVE screening, blocks all unknown or known spam calls. Fully automatic blocking after set up..
- Set up Whitelist (friends and family) with keypad. (New feature) REQUIRES Caller ID service..
- No need to take a bad call and then block it. No more bad calls, period..
- 100% effective on all robo calls, election calls, telemarketing or any solicitor calls..
- Not Recommended For Use With: Consumer Cellular, OOMA, GOOGLE Voice, or any telephone service via cellular network..