Pre-Flight comes with an extensive build in database covering all FAA registered fields and nav-aids as well as thousands of ICAO registered fields, VOR's and NDB's around the world. So wether you are planning your flight in Texas or in Germany, Pre-Flight can put your desired waypoints on your route. And since you carry your own database you do do not have to be on-line to modify your plan making Pre-Flight ideal for both iPhone and iPod Touch users.