Track your driving performance now!
### automated launch timing + quarter mile timer for your sportscar ###
This app is for GPS based tracking of realtime measured data.
Perfect for drag racing, street racing and race track.


Advantage:

*safety: no use of stopwatches necessary while driving

*comfortable: hands-off usage through automatic measurement

*simple: just accelerate the car to start measurement

*cheap: other hardware solutions costs hundreds of Dollars

*You can do quick performance measurements and get performance data while driving.

*You can choose between following preset modes: 0-60 mph, 1/4 mile, 1/8 mile, 1/2 mile, 0-35 mph, 60-120 mph, 100-200 mph, 80-120 km/h, 0-250 km/h, etc.

*Measurement starts and ends automatically by chosen velocity mode.

*You can do more than one measurement automatically after each other

*Compare your times before and after improvements of your car and with your friends.

*Altitude (uphill / downhill)

*There will be a countdown sequence before start.

*Ideal low budget solution for track days und club racing days.

*GameCenter-Integration:
---> Transfer your results into leaderboards of Apple's GameCenter and compare to others
---> Defy friends
---> Send your results to friends via GameCenter (SMS, Email, etc.)

*An external bluetooth GPS-receiver will improve accuracy.
Special integration of XGPS160 with 10Hz:
http://amzn.to/2b1LnK4

Trust all the other users all over the world, see App Store reviews and Instagram:
https://www.instagram.com/speedboxapp/

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1. GPS signal must be available.
2. Choose your mode in settings.
3. Start-button has to be switched.
4. Measurement starts automatically with acceleration

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Please send questions and suggestions to [email protected]

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This app should not be used on road, only on race tracks!

Note: Continued use of GPS running in the background can dramatically decrease battery life