To block a number, select Block a Number from the app home screen. From there, you can either tap a number from the call log and select Block or enter a number manually at the top and select GO. Confirm that you want to block the number by selecting Yes in the popup window.
How do I block texts with Call Detector?
How do I unblock a number with Call Detector?
How do I know if I am blocking a number with Call Detector?
What if the number I want blocked isn't 10 digits in length?
Why is Call Detector not blocking calls?