Sharing Shared Preferences between Android Apps

GettingPreference.java

Context myContext = getApplicationContext().createPackageContext
     ("com.cr.sharedprefexampleone", Context.MODE_WORLD_WRITEABLE);
SharedPreferences testPrefs = myContext.getSharedPreferences 
     ("sharedprefone", Context.MODE_WORLD_READABLE);
String prefString = testPrefs.getString("time", "Couldn't find");

SettingPreference.java

SharedPreferences prefs = getApplicationContext().
     getSharedPreferences("sharedprefone", Context.MODE_WORLD_READABLE);
Editor edit = prefs.edit();
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
Date date = new Date();			//	
edit.putString("time", dateFormat.format(date));
edit.commit();		

After accessing data 1st time in 2nd app, then change the data in 1st app and then again access data in 2nd app is old not latest data.