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3DriveGain iPhone app helps drivers save fuel, reduce emissions

When the discussion turns to apps for the iPhone, it's far easier to think of things that the iPhone can do than it is to come up with a list of stuff that it can't. DriveGain has introduced a new iPhone app that promises to save drivers up to $205 a year in fuel costs by following some simple visual and spoken cues.

14TomTom and Zipcar announce new apps for iPhone

For all of you who aren't Apple fanboys and haven't been refreshing Engadget's live coverage of the 2009 WWDC this afternoon, there's some major news involving everyone's favorite little smart phone and two big auto-related companies.

17iPhone 3.0 software adds turn-by-turn directions

When Apple debuted its second generation iPhone 3G, the inclusion of GPS hardware suggested that the everything device might soon replace that TomTom suction-cupped to your windshield by offering real turn-by-turn directions. Other phones offer this functionality, but for whatever reason, Apple forbid it on the iPhone despite the device technically having the capability to pull it off.

AddApplications for the iPhone help you save gas

Click above for more images of the iPhone 3G's GPS capabilities

85Should've bought a Garmin? Testing the iPhone 3G's GPS capabilities

var digg_url = 'http://digg.com/apple/Should_ve_Bought_a_Garmin_Testing_the_iPhone_3G_s_GPS'; Yes, we were among the suckers who endured the idiotic lines, activation woes and intermittent service that you've undoubtedly read about after the iPhone 3G's launch this past Friday. But our reason for suffering through myriad hassles to get our hands on Apple's newest hotness wasn't purely selfish. We wanted to see whether the iPhone 3G's new GPS functionality was worth the cost of admission or if

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