Breaking new ground, Expedia launched a new iPhone app, TripAssist, which enables users to track itineraries booked on Travelocity, Opodo or Agoda — any travel website, actually — in addition to those booked in-house on Expedia.

The feature take a different approach than competitors’ tacks as Travelocity for iPhone and Priceline Hotel Negotiator for iPhone, for example, don’t handle views of what might be called extraterrestrial itineraries.

A previous iPhone app, Expedia Itinerary Viewer, took a more pedestrian approach as it only allowed mobile users to manage Expedia-booked itineraries.

Read the full story at: http://www.tnooz.com/2010/02/23/news/in-a-bow-to-tripit-new-expedia-iphone-app-accommodates-non-expedia-itineraries/