Firewall robocall blocker: The app equivalent of Kryptonite against iPhone robocalls

J.R. Bookwalter for Macworld:According to The New York Times, upwards of 48 billion Americans were hounded by robocalls in 2018, an increase of 56.8 percent over the previous year. That averages out to roughly 150 scam, telemarketing, and unwanted calls annually for every adult with a phone—a number expected to balloon higher in the future.
That’s precisely why a cottage industry flourishes on the App Store, supplying tools to combat this menace. Unfortunately, most call blocker solu