What's Your Car's Acceleration? Find Out With iPhone Software - NYTimes.com - 0 views
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Jeff Johnson on 08 Dec 08Dynolicious tracks the changes of speed with the iPhone's built-in accelerometer, a silicon-based sensor that measures the motion of a vehicle. The software constantly measures these changes and converts the information into a good estimate of how fast the car is going. Another program, called G-Tac, does much the same thing as Dynolicious. Both G-Tac and Dynolicious also work with iPod Touch models