Having trouble with your WFTDA minimum skills laps, but not surewhere you're speed is tailing off? This app can help you bytracking your times for each lap and comparing it to the requiredaverage to reach your target. Although designed specifically forRoller Derby use, this timer can be used for any training whichinvolves completing a certain number of laps or reps within a timeperiod. The setup screen allows you to adjust your target laps andtiming, giving you an average lap/min and seconds/lap as you adjustyour settings. Once the timer is active, your progress is trackedeach lap to tell you if you are over or under your target. Allresults are recorded in a data table visible after timing iscomplete. The results can then be saved to your SD card in a .csvformat for reading in any spreadsheet software.