AltimeterThree is a tiny flight altitude recorder controlled by your smartphone or tablet. By pressing a button on your mobile device, you can ask it to start recording. After flight, the recorded altitude data is downloaded to your mobile device, where you can view, annotate, and share with friends. For certain sports it also records acceleration up to 24G in three dimensions so that you can analyze your flights in even greater detail.
AltimeterThree requires a smartphone or