Storm!

썬더 볼트, 낙뢰 거리 계산기

"Storm!" is an app which calculates the distance of lightning storm from you. once you see the lightning press on "lightning" button then press on "Thunder" button once you hear the thunder sound. Then the app will give you the approximate distance of the lightning storm.

For now, the app calculates the distance by "meters", soon we will update the app to cover "miles" as well.