This app works with per caller ID (incoming number) basic. Caller Ids can be organized into blacklist, or exception list and configured blocking options. Here are a list of features.If you are tired of annoying calls or messages: telemarketing, spam and robocalls, then "Calls Blacklist" is your solution. It is very easy and lightweight, yet powerful call block way tips. Block calls and SMS using blacklist. Block unknown numbers. Block private/hidden numbers. Block a range of numbers using the "Begins with" option. Block SMS from alphanumeric numbers. Block all numbers. Use "Whitelist" to prevent block of certain people.
Read phone status and identity - used to detect event of incoming call Read your contacts - used to allow adding numbers from contacts Write call log used to delete blocked numbers from call log Read call log - used to allow adding numbers from call log