Exit Strategy NYC ($4.99) Maps of New York City’s MTA transportation system, plus the most convenient exits for your destination.
HearPlanet ($4.99) Supplies Wikipedia-powered audio commentary for buildings and other landmarks near you.
Postman ($0.99) Create and send virtual postcards using your (or your kids’) photos.
SitOrSquat (free) Find a restroom or public toilet almost anywhere in the world.
Taxi Magic (free) Book taxis and town cars directly from your phone.
TeleNav ($9.99 per month) Turns your device into a GPS navigator and ATM locator, among other things.
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