價格：免費
檔案大小：20 MB
版本需求：系統需求：iOS 10.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
When you are visiting new areas and have to stay in range use Radius app to monitor your distance in real time.
Set you start point and max radius and get notifications when you are out of range.
