I understand, Contacts can be created from a vcf file on device by importing it from "Contacts" application
How to do the same from an application by programming
I understand, Contacts can be created from a vcf file on device by importing it from "Contacts" application
How to do the same from an application by programming
This tutorial shows you how to do that: https://developer.android.com/training/contacts-provider/modify-data.html