GDR

GDR published 1 application on Google Play, 2 people rated this app with an average rating of 5.00!

Roller Derby Lap Timer by GDRRoller Derby Lap Timer

Rated 5.00(2) — GDR

Having trouble with your WFTDA minimum skills laps, but not sure where you're speed is tailing off? This app can help you by tracking your times for each lap and comparing it to the required average to reach your target.Although designed specifically...

$1.20