PenaltyTimer is the first mobile app created specifically for roller derby officials. It has since been used by leagues all over the world. Typical stopwatches can be unreliable and cumbersome to use. PenaltyTimer provides a reliable way to track penalties with built-in knowledge of the WFTDA ruleset for those tricky jammer situations. If youre short staffed at practice, managing the full penalty box is no problem! FEATURES - Manage any configuration youd like: two blockers, two jammers, four blockers, or even the full penalty box! - Stop all timers simultaneously between jams. - 10 second warning, alerting you to tell the skater to stand up. - Tap-edit allows you to quickly edit a time or add a minute for a double-penalty. - Customizable colors to match the team uniforms. - Full support for Retina display and iOS multitasking. - Localized into eight languages.