This app record gps with timestamp to local at the distance roughly about 500m or longer with users consent.
1. record gps with timestamp
2. display gps history on map with filter support
3.list item that tappable to display the corresponding point on map(changed icon with timestamp)
3. navigate to gps history place by click on pinpoint the second time
4. export gps history records(conform to filter result)
5. optional to show time if the filtered records are in the same day