This app will help you not to miss important calls.
If you are a parent in the SOS phonebook you can add the mobile phone number of your old parents your children .... If you are a child you can add the mobile phone number of your parents your girlfriend ... Its functionality is to take in charge all the missed calls of the numbers in his phone book and to make all the settings for each single phone number.
Remember that the phrase you choose is pronounced at the volume you set in SOS (Missed Call) and not the one set on your mobile phone. There is also the possibility to deactivate the audio.