gpsA2Bmap 对比 Wash & Roll 的使用情况和统计数据

gpsA2Bmap is an app that uses GPS to measure the distance between two points. This app can be used for setting up shooting targets, marking off athletic interval training distances, estimating property boundaries and setbacks, measuring golfing distances or for any other situation where you need to know the approximate distance from point ‘A’ to point ‘B’. Distance can be measured in meters, kilometers, feet, yards or miles.