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Get Sound Distance Calculator old version APK for Android
Find distance of lightning flash. Download free app Sound Distance (AVAG inc.)
This application calculator is to measure the approximate distance to lightning or to fireworks, for example. Calculations based on the difference between the speed of light and the speed of sound. When you see the flash - press on the screen, later followed by the sound, press again and you will see the distance. Measurements are carried out in real mode.