A free app for Android, by Heroic Lord.
Hide Contact – Hide Phone Number is a utility that allows you to hide the phone number or the name of the caller from your contacts list.
So if you want to protect your phone number and personal information from prying eyes, this is the perfect app for you.
The app can be used by anyone. You can easily hide your contacts and phone numbers by setting a password. You can also set it so that the app can only be used with your specific contacts.
So the next time someone calls you, you can easily see who it is and decide whether to accept the call or not.