The feature integrates the database from the industry's number one safety camera detection company, RoadTraps.

ENGADGET: Navigon MobileNavigator for iOS updated with augmented reality, safety camera features

MusicFile also has an auction section, but its main feature is a database of millions of titles offered for sale by hundreds of importers, collectors, and small businesses.

CNN: Where to buy music on the Web

In parallel, Shazam has built a database of lyrics to launch the new feature with a comprehensive and growing library of more than 25, 000 of the most popular Shazam'd songs.

ENGADGET: Shazam adds LyricPlay, lets you act like you knew the words to that song all along

Another feature called "Expert On-Demand, " sorts through a company's database of experts to create a video connection between a user--say, a confused customer in a bank's branch office--and the person best suited to answer his or her questions on any given topic.

FORBES: Enterprise