The American Express Travel App is free for U.S. cardholders [just enter your American Express user ID and password] and provides itinerary management from TripIt, information about amenities near airport gates from GateGuru, and the lowdown on airplane seats from SeatGuru.
Read the full story at http://www.tnooz.com/2010/12/01/mobile/american-express-travel-app-taps-tripit-gateguru-and-seatexpert/
