Rallycheck

The Rallycheck app replaces all rally passage controls, time controls, etc. with digital passage and time controls using GPS positioning.
 
The Rallycheck app displays these controls on the screen of your smartphone, you decide whether you want save the control. The control is displayed when you are in the immediate vicinity of the waypoint where the rally organization has placed a control.
 
Rallycheck ensures that you will never again miss a route control. All controls are digitally recorded and this means that your rally organization has direct access to the rally results.