A simple easy to use speedometer app. This app displays your speed using the device's built in GPS. Features: -Speed in mph, km/h, knots -Top Speed -Average Speed -Trip (distance traveled) -Course Direction -HUD -Elevation in Feet or Meters -Customize the Color -Accuracy Indicator Great for tracking your speed while sailing, skiing, longboarding or any other outdoor activity. The app also tracks your top speed, average speed, direction, total distance traveled (trip), and displays the time on the screen. The app uses the devices GPS to track your speed, then automatically updates your top speed, calculates your average speed, and displays your course direction. The speed, top speed, and average speed can be displayed in mph (miles per hour) or km/h (kilometers per hour). The elevation can be displayed in meters or feet. ***Once the app is open for a couple minutes GPS accuracy will greatly improve.