An app to assist with the timing of jams and bouts in Roller Derby.Features include:* Keep track of period, jam, and timeout times* App will automatically keep track of the number of jams and the timeouts taken by both teams. * App can be configured to automatically switch on flight mode when the app is launched, and switch it off when the app closes. * Audio / visual / vibrate reminder when 10 seconds of the jam /period / timeout are remaining* Option to hold overtime jams at the end of a bout.* Team names can be customised* Timer background can be customized. Add your League’s logo, team photo, or any image you like. * Preferences allow you to customize period, timeout, interval and jam time, reminder tone and/or vibrate, and to prevent accidental closure of the timer when pressing the back key* App can prevent display from dimming / timing out during use.* Remaining period time can be adjusted if necessary.* Useful for practice sessions and scrimmages.* Choose to automatically start jams or choose between starting jam or taking a timeout.Please give me your feedback and suggestions so I can make the app as useful and easy to use as possible. Thanks!