This is a stop watch for improving Sprint Start.
It can dash's practice by starter's sound.
You can run along with stop watch. And can share your records to SNS or e-mail.
■ Starter function and general stop watch functions
■ Support to record sprint data for every date.(record for time and speed(km/h))
■ Share your records to E-mail or Twitter or LINE.
Ratings and Reviews
With Family Sharing set up, up to six family members can use this app.