Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

JamTimer - for roller derby 螢幕截圖

iPhone

About JamTimer - for roller derby

JamTimer is an app designed for the exciting sport of roller derby. Created for the jam-timer position, JamTimer replaces the need for using stopwatches. It has built-in configurations for WTFDA, RDCL, or OSDA style games, and can be customized for any type of scrimmage or tournament scenario.

FEATURES
- Keep track of all timing related tasks needed in a roller derby game.
- Built-in support for WFTDA, RDCL, and OSDA game configurations.
- Add custom game configurations (scrimmage or tournaments).
- Large buttons, conveniently operated with one hand.
- Vibrate warnings for specific events.

最新版本4.2.1更新日誌

Last updated on 2020年08月24日

歷史版本

• Minor fixes and improvements.

Version History

4.2.1

2020年08月24日

• Minor fixes and improvements.

4.2

2020年08月12日

• Updates for compatibility with iOS 13.
• Support for all current iPhone and iPad device sizes.
• Added support for dark mode.

4.1

2017年11月12日

• Updated for iOS 11 and the iPhone X.

App Store reviews are very helpful. If you think JamTimer is worthy, please take a moment to write a review.

Thank you for supporting JamTimer!

4.0.1

2017年04月27日

• Fixed home screen icon when installed on an iPad.

App Store reviews are very helpful. If you think JamTimer is worthy, please take a moment to write a review.

Thank you for supporting JamTimer!

4.0

2017年04月24日

• Added support for current device screen sizes.
• Visual refresh and new icons.

App Store reviews are very helpful. If you think JamTimer is worthy, please take a moment to write a review.

Thank you for supporting JamTimer!

3.0.1

2014年04月03日

• Stabilization and minor bug fixes.

App Store reviews are very helpful to us. If you think JamTimer is worthy, please take a moment to write a nice review.

Thank you for supporting JamTimer!

3.0

2014年03月28日

• Added support for a countdown before the start of a period. The countdown defaults to 30-seconds, but you can start the jam at anytime.
• Displays jam number and length for the previous jam.
• Auto-start setting now defaults to ON.
• Improved options for sending feedback or sharing with friends.
• Performance improvements.
• Complete refresh for iOS 7.

App Store reviews are very helpful to us. If you think JamTimer is worthy, please take a moment to write a nice review.

Thank you for supporting JamTimer!

2.0.2

2013年06月26日

- Fixed a bug with the 5-sec warning vibrate setting (thanks to Earl Slick).
- Updated 'About' view contents.

2.0.1

2013年03月27日

New in 2.0.1:
✓ Minor fixes and improvements.

New in 2.0:
✓ Support for the iPhone 5 and iPod touch 5th gen screen sizes.
✓ Added game configurations for RDCL and OSDA.
✓ Added support for game configurations of 6 and 8 periods.
✓ The length of the last jam will show during a jam break.
✓ Simplified game configuration editing.
✓ A beautiful new app icon and general user interface improvements.
✓ Full support for iOS 6 app state restoration.
✓ Full accessibility support for vision impaired users.
✓ Lots of architectural improvements under the hood.

2.0

2013年03月18日

New in 2.0:
✓ Support for the iPhone 5 and iPod touch 5th gen screen sizes.
✓ Added game configurations for RDCL and OSDA.
✓ Added support for game configurations of 6 and 8 periods.
✓ The length of the last jam will show during a jam break.
✓ Simplified game configuration editing.
✓ A beautiful new app icon and general user interface improvements.
✓ Full support for iOS 6 app state restoration.
✓ Full accessibility support for vision impaired users.
✓ Lots of architectural improvements under the hood.

1.0

2011年05月18日

Feedback Report