The main service the app offers is a community rating of phone numbers. Depending on the rating, calls can be muted automatically. You can also, however, tell the app to generally block all calls except those from contacts in your address book.
The main service the app offers is a community rating of phone numbers. Depending on the rating, calls can be muted automatically. You can also, however, tell the app to generally block all calls except those from contacts in your address book.