Smart Ring (Always Ring)

Outstanding features:
Smart Ring help you always listen ringtone (or not) from someone although your phone is in Sound/Vibrate/Mute mode.
Sometime, you don't want miss call from your boss, your lover or your family... or sometime you don't want to listen ringtone from unknown number
Smart Ring can help your phone only Ring (or Vibrate/Mute) with some contacts

Permissions need provide:
- READ_PHONE_STATE : SmartRing is only used to know when have a call for play ringtone or not
- READ_CALL_LOG : SmartRing is only used to know phone number of incoming call
- READ_CONTACTS : SmartRing is only used to know your contacts for play ringtone or not
- ACCESS_NOTIFICATION_POLICY : This permission is only used to change your phone go to "Do not disturb" mode (Silence mode). If you don't want to change to silence mode when have a call. You can skip this permission.