Smarter Travel Pick of the Day: New York Subway Map Mobile App (Free)

What Is It: An app for using the New York City subway system.

Why It's Smart:

• Features the official Metropolitan Transportation Authority map of the NYC subway

• Get live information about delays/problems on the subway

• Route planner

• Map shows what's around each subway station

• Free

Where to Buy: Available on Amazon for Androids.

(Photo: mxdata ltd)