Protect SMS - Encrypt message & Send a link via SMS - For iOS 8

How to use BlockCalls Tab:
-First you need to create a named option is Blocked
-Add the phone number in contacts to Blocked (Option Name).
- Press Acction and choice "Export to Contact" for create new contact on contacts on your phone.
-Then on settings choose Phone, continue to select Blocked to more contacts with the above option name in to Blocked the phone number that you blocked.
-After creating a similar AllowCalls you to add it to Favorites, the number inside the AllowCalls can call for you when you use the function "Do Not Disturb"
You can Press button "?" to see How to BlockCalls or AllowCalls in BlockCalls Tab.