On your iPhone.
Maybe your speedo isn't working. If so, use this app to see how fast you are going.
There is a map.
It's on the App Store.
There will be more features. Soon.
“OMG This app is da bomb <3. ” -user5567
“This app has made my car faster” Kimi Raikkonen
“Hodor Hodor Hodor.” Hodor