blue_xr6 Member 40 Member For: 17y 11m 15d Posted 20/07/09 08:29 AM Posted 20/07/09 08:29 AM Does anyone here use the g-tac software on I-phone to measure the speed, quarter mile, 0-100 etc. ? I've heard they're pretty good and come free from app store. I've just download mine but don't how to use it. When I touch on the "g-tac" logo, a car image appears for 1s then gone. Does anyone here know how to use it?
seventytwo Still have a turbo, it's just on a diesel. Legacy Donating Member 5,368 Member For: 21y 2m 10d Gender: Male Location: The 8th Dimension Posted 20/07/09 08:40 AM Posted 20/07/09 08:40 AM They are fairly accurate but it depends on the number of satellites you can lock onto, the best way is still the track
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