title: Detect application reinstallation on Windows Phone
body: <p>In windows phone 8 application the user is given a limited number of specific actions.The current number is stored in <code>IsolatedStorageSettings</code>. Unlocking of the application make with In App purchase (<a href="https://msdn.microsoft.com/en-us/library/windows/apps/jj206949(v=vs.105).aspx" rel="nofollow">IAP</a>)</p>
  
  <p>The problem is that when the user reinstall the app data from <code>IsolatedStorage</code> are deleted.  </p>
  
  <p><strong>How detect application re-installation on Windows Phone?</strong></p>