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The raceunion’s LapTimer is every track enthusiast’s killer app.

Offering advanced data recording; it is the ideal companion for track days for professional drivers as well as for amateurs. Utilizing GPS, raceunion´s LapTimer will automatically start and stop your laps while recording sector times. With laps stored in a database, you can track your progress while improving your lap times corner by corner. Using your existing iPhone, the raceunion LapTimer is an extremely inexpensive and powerful option compared to standalone solutions.

raceunion´s LapTimer is a must-have for every motorsport fans iPhone!

Would you like to share your laps with your friends? No problem, thanks to the incredible raceunion app. you can immediately post your laps on your own Facebook profile, on the raceunion-Fanpage or on

Whether only for your own fun or in competition, the raceunion LapTimer is just simply indisposable. As an active racing team we are using the raceunion app for every test and setup round while driving our Porsche. A special highlight of our raceunion app is the live tracking feature. This way current trips can be watched live on the raceunion website. This feature is just amazing! You can use it for track days, taxi rides or for your usual race rounds.

Your favorite track is not yet in our database? No problem, we are constantly expanding, so just simply submit your request to and we will have your favorite track up and running.

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