Freefall Depth Stopwatch is two apps in one: 1. A stopwatch: you can measure the depth of a cliff, a well or a hole by dropping an object and measuring its falling time. Simply press the button as you drop the object. On impact press the button again. Done! Depth, time and even impact Speed are displayed. It’s ideal for mountain climbers, scouts, cave explorers and other adventurers! 2. A calculator: by selecting the falling object and then pressing on Depth, Speed or Time to calculate th