GPS Measurement, GPS Motion

Based on the set of coordinates positioned by GPS while traveling the device, this app will automatically calculate the following quantities (Auto mode):

* The length of the traveling route.
* The perimeter around the traveling area.
* The area inside the perimeter.
* The average and maximum speed on the traveling route.

Measurement results are updated continuously on the screen during the traveling.
Additionally, this app can also measure the above quantities by selecting each coordinates on the map without having to travel the device (Manual mode).
Manual mode can also be used to measure the minimum distance between 2 selected points.

The screen displays the Google map for monitoring the measurement results.

The first running right after new installation, Internet should be connected (WIFI or 3G, 4G) for the app to download Google map. Later runnings may not need Internet connection.