Lightning Distance Calculator is an application witch allows you to measure the distance from a lightning strike basis of the difference in speeds of sound and light. Application also shows the precise impact location based on azimuth determined by the builtin compass.nnThe measurement results can be viewed as: nhistory tablenchartnon the map.nnFeatures:n Measuring the distance from a lightning strike;n Indication of the exact impact location;n Presentation of the impact location on the map;n History chart;n Sending an email with thunder maps;n Various distance units.nnThis is FREE, limited version. Feel free to check the full version.