Stop robocalls and telemarketers with Nomorobo
Finally! No more annoying robocalls and telemarketers. Free on most major VoIP providers. Now available for iPhone and Android smartphones.
Thank you, will save that.
on an android you can flag contacts as favorites
Then put your phone on do not disturb/sleep mode
In that setting you can enable only favorites
Essentially, all calls are blocked and go straight to voice mail, unless it is flagged as a favorite contact.
No monthly charge to do this
No app, with potential meta data collection, required.
Just another option
...that is all