Track your speed on your iPhone or Apple Watch while driving, bicycling, running or walking.See your course and altitude at all times.Optionally set a speed limit and get audible warnings on your iPhone when you exceed it. Reduce the speed limit to zero or extend it over the maximum to turn off speed limit warnings.Designed for easy viewing in all light conditions and with very accessible swiping to change the speed limit quickly and easily.If you want more detailed information, tap the info button to see a complete list of available data about your current location.Your current iPhone settings are used to set the default units for speed and altitude, but these are easily changed after tapping the info button.To monitor your speed on your Apple Watch, you need to start the app on your iPhone, but then it does not have to remain in the foreground. However speed limit warnings will only be given when the iPhone app is active.To adjust the speed limit, swipe from side to side. The speed limit indicator will expand for easier viewing and the speed limit will increase or decrease. Tap again to shrink the speed limit indicator or leave it for a few seconds and it will shrink automatically. You can also swipe up or down with two fingers to adjust the screen brightness for maximum visibility.No ads, no in-app purchases - you get the complete app for the price of a cup of coffee.