Sync contacts in ionic3

Hi, Friends i need help in sync contacts from mobile to my ionic app just like when we save the new contact in our device, it automatically syncs to WahtsApp and other Applications, I need the similar function to be working in my application, Whenever user Adds contacts to Mobile, It should Automatically Sync to my Ionic App

looking for swift and fast reply

I want to do also same type of application. Please give the suggestion.

have you got any solution, I am also stuck at same position please inform if you get any solution please.