This app is designed to help you improve your race speed and keep it on target during the run. The screen can be configured to show up to 16 statistics about your current run. By changing the values to show and the font size it can show fewer values in a large font or more values (up to 16) in a small font. I have a Garmin Forerunner 310 and this is my version of that on a phone. Depending on how you measure your performance you can choose the values to show in any order with the important o