The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
* Calculate free fall distance, speed and acceleration * Build graphs * Simulate for arbitrary mass, drag and air density A valuable tool for various calculations related to free fall dynamics in the real world. Whenever it's a jump off a fence or a skydive you can calculate the time, distance and velocity. If you need to use feet instead of meters, please consider "Freefall Feet".