iFlightPlanner for iPad users may now download airport and navigation data as well as aeronautical charts, georeferenced airport diagrams and terminal procedures for the FAA Data Cycle that goes into effect on September 14, 2017. Simply tap the button in the upper-left corner of the Downloads tab to "Check For Updates".
Pilots using iFlightPlanner.com their PC or smartphone will see the iFlightPlanner Cloud automatically make the transition to the new data at 9:01Z on September 14.
