Schemer - Users leave recommendations for things to do in their city and visitors can add to a to do list and check off as they go.
Packing Pro - Enter destination, length of trip and who with and it will provide a list of what you may need.
MoneyPass - Access locations of over 20,000 surcharge free ATMs either by entering an address, a zip code, or using your current location. 
Air Sharing - Turns your iPhone into a wireless hard drive, allowing the user to quickly load documents at the airport that can be viewed in flight.
Touchnote - Send real postcards using cell photos.
myLanguage Translator Pro - Translate text into spoken voice.
Instagram - Coverts photos into works of art. Instagram gives photos professional, antiquated, or artistic looks. It makes sharing pictures across social media networks easy.
Livingsocial - Find 50% off restaurant offers.
Perfect World Clock - Provides easy access to the time in hundreds of cities adding several clocks as home screen widgets.
RoadNinja - Always know what is coming up at the next exit and compare gas prices at upcoming exits.
FourSquare - Turn on this app upon arrival and see a list of tips from those who have been there before you.
Zagat - A guide to discovering the best restaurants, bars, cafes and clubs.  Started with nine cities (Austin, Boston, Chicago, London, Los Angeles, New York, Philadelphia, San Francisco, Washington DC) with more on the way.
BestParking - Steers drivers toward the cheapest and most convenient garages and lots in 100 cities and 115 airports throughout North America.
EHU - Helps campers and caravanners keep track of the electrical output of their assorted travel gadgets to avoid overloading the circuit.
The Weather Channel - View current weather, hourly, 36 hour and 10 days forecasts.  Will forecast weather throughout the United States.