GPS Area measurement is the best area measurement app to calculate gps area and distance on the map.
By using this app you can measure area and distance:
1) Area Measurement
To calculate area on the map you have to mark atleast three points. After selecting area will be calculated and it will be displayed. You can convert selected area to multiple units.
You can also save your gps fields area measured.
This application is very useful for Land Surveys.
2) Distance Measurement
To calculate distance on the map you have to mark atleast two points. After selecting distance will be calculated and it will be displayed.