We can easily save the contacts to the phone contacts without having any database of own . The code is very simple. import android.app.Activity; import android.app.AlertDialog; import android.content.ComponentName; import android.content.ContentValues; import android.content.DialogInterface; import android.content.Intent; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.provider.Contacts; import android.provider.Contacts.People; import android.provider.ContactsContract; import android.provider.ContactsContract.CommonDataKinds.Phone; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.EditText; public class MainActivity extends Activity { protected static final int PICK_CONTACT = 0; EditText edt1,edt2; Button btn; String s1,s2; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activ...