iMuseum - A web tracker that searches via GPS the closest museums in your immediate area. Updates museum news and exhibition info regularly.
Google Translate - Translates user’s words as they are spoken into a device’s mic. Has a database of 50 languages.
WhatsApp Messenger - Provides the ability to send data (including pictures, videos, sound clips, and GPS tags as well as text) via Wi-Fi for free to people anywhere in the world.
Ski & Snow Report - Get the latest ski reports with detailed trail maps.
Perfect World Clock - Provides easy access to the time in hundreds of cities adding several clocks as home screen widgets.
iMovie - Provides best option to shoot and send videos back home. Soundtracks and shot transitions can be dragged and dropped to create movie postcards.
ExpertFlyer - Get notified when seats become available.
BestParking - Steers drivers toward the cheapest and most convenient garages and lots in 100 cities and 115 airports throughout North America.
Wi-Fi FInder - Directions to your nearest source of wireless internet. Comes with an offline mode so that users can download maps.
MoneyPass - Access locations of over 20,000 surcharge free ATMs either by entering an address, a zip code, or using your current location. 
Groupon - Find 50% to 70% off restaurant offers.
Foodspotting - Focuses on specific dishes with user generated recommendations.
FlightTrack - Follow international flights with detailed information on departure gates, delays, and cancellations.
The Weather Channel - View current weather, hourly, 36 hour and 10 days forecasts.  Will forecast weather throughout the United States.
Waze - Provides user submitted traffic report to offer the fastest route for current road conditions.