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Old 09-19-2013, 02:32 PM
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Pilotgeek Pilotgeek is offline
Motorized Bicycle Elite Member
Join Date: Apr 2011
Location: Green Bay, WI
Posts: 403
Default Re: How accurate are those iPhone speedometer apps?

It's not really a matter of the app so much as it is of the accuracy of the GPS in your phone. Make sure it gets a full signal lock before using. I use mine as a reference to test how far speedometers are miscalibrated.
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