title: iOS : How to enable Audio directions on Google Maps
body: <p>I am using the below code to open Google Maps from my iOS application where I am passing starting and End point of places.</p>
  
  <p>It navigates correctly from start point to end point but does not guide through <strong>Audio (voice)</strong>.</p>
  
  <p>I want to enable voice guidance facility. </p>
  
  <p>please help</p>
  
  <pre><code>ClientState *clientState = [ClientState sharedInstance];            
  CLLocation *currentLocation = clientState.currentLocation;            
  
  NSString *googleMapsURLString = [NSString stringWithFormat:@"maps://maps.google.com/?xyz=xyz&amp;saddr=%1.8f,%1.8f&amp;daddr=%@,%@",
           currentLocation.coordinate.latitude, currentLocation.coordinate.longitude, trip.pickupLatitude, trip.pickupLongitude];
  
  [[UIApplication sharedApplication] openURL:[NSURL URLWithString:googleMapsURLString]];
  </code></pre>