Google Product Forums
Re: How can I activate the audio/voice on google maps with the iPhone 4S?
Jul 20, 2012 6:27 AM
Posted in group:
Issues and Troubleshooting : Maps : Mobile - iPhone : Mobile App :
If you're referring to voice navigation, there is no such feature on the iPhone "Maps" application. It will be available in the new version of the Maps application in iOS6, but only on the iPhone 4S.