Speed Demon is a GPS tracker app that allows you to easily track your Time, Speed and Distance. To make things a bit more fun it will also give your your 0-60mph time, 1/8th of a mile and 1/4 mile times with average speed and top speed. At the end of your run, drive or whatever you are using it for, you will get a summary of all your times and numbers. you will even see a chart for any altitude changes while you are tracking your speeds.
Get it on the Google Play Store Here
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