Google Maps Talk And Drive improves Google Maps by adding great features:

Voice control:
Operating your navigation applications simply by talking.
All you have to do is launch the app, say a place you want to go to, and that’s it.
Your selected navigation app will be opened with navigation instructions.

Improved navigation search:
Search places by their name without having to specify the address. The app completes the full address of the destination automatically.

History and favorites list:
You can keep your favorites places in a list and navigate to them simply by talking.
The app automatically keeps the history of all your destinations.

Supported navigation apps:
1. Apple maps
2. Google maps