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.
There are many stop watch apps that time runners and laps in the thousandths of a second. A good stop watch can do that. Track Speed Timer is VERY different! Now track how FAST an individual or object traveled given the distance it travels.Output is given in MPH or KPH.