價格：免費
更新日期：2014-08-09
檔案大小：1.3M
目前版本：1.6
版本需求：Android 4.0 以上版本
官方網站：mailto:Malte.gmx+dev@gmail.com
It is easy to calculate the distance of a thunderstorm. Just start counting from when you see the flash and stop when you hear the thunder. Now divide the time by ~3 in order to find out how many kilometers away the thunderstorm is (~ for miles).
