Quick verdict
- What it is
- Store information collected; independent summary not yet available.
- At a glance
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- $1.99
Categories and search queries
Official categories
- Sports
- Lifestyle
AppCorpus categories
Key functions
| Function | Availability | Access | Scope | Evidence |
|---|---|---|---|---|
| Family Sharing | Yes | Unknown | App Store | Store published |
Screens
App Store
6 store screenshots
Pricing & paywalls
App Store
- Price: $1.99
Ratings & reviews
App Store
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5/5A MUST for roller derby!
If you have a iPhone and work as an official in roller derby, this is a must. Works 100%. The girls in the box find it much easier to read what their time remaining is. Just make sure that you set the phone into airplane mode to keep anyone from calling/texting you while timing penalties.
Hi Refinition · 31 Jul 2026
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5/5Derby penalty timer
Awesome app!!!
Sioux she · 31 Jul 2026
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5/5Best app for penalty timing
I have been using a version of this app for almost seven years and have to yet to find anything better. It is constantly updated to the changes in rules and have always been solid.
The Sanman · 31 Jul 2026
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5/5Takes the stress out of a stressful position.
I’ve been using this app for several years and it keeps getting better. There is no easier way to run a box. Now if it only did the paperwork.
MongoTheGeek · 31 Jul 2026
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5/5Great derby app!
What a great penalty tracking app! In the past I've done the stopwatches taped to a clipboard trick, but not only does this app make tracking penalties faster, it also saves you the problem of missing a stopwatch when tracking multiple people in the sin bin. AND it has the forethought to allow you to set custom penalty times, such as someone getting a double-major or when a jammer becomes a blocker due to a jammerless jam.
Wernher Von Bombed · 31 Jul 2026
Privacy & accessibility
App Store
Privacy
- No Details Provided Developer declared
Accessibility
No accessibility labels collected yet.
Versions
App Store
- 1.0
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1.0.1
- Timers can now be started (in paused state) in between jams. - Fixed a bug that could cause the app to be in a stuck state when switching from 2-team to 1-team mode.
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2.0
- Support for WFTDA 4.0 jammer rules. - Tap to edit (quick time changes, +1, -1, edit). - Landscape view for all views. - More layout options (1 team blockers, 2 teams blockers, 2 jammers). - Custom layout (one to six timers, in any configuration). - Vibrate at ten seconds. - Custom team colors. - Device auto-lock is disabled while PenaltyTimer is running.
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2.0.1
- Fixed a bug in the handling for rule 7.4.8.1. - Omit references to phone specific features on the iPod touch. - Performance and memory optimizations.
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2.1
- Added multitasking support with background notifications. - Added full support for iPhone 4 retina displays. - Added localizations for eight languages. - Fixed detection of vibrate feature on newer devices. - Fixed two jammer rule edge cases (credit: Sid Officious) - Fixed an edge case bug that could occur when starting a jam w/ two jammers already in the box. (credit: Sid Officious)
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3.0
New in 3.0: ✓ PenaltyTimer is now a universal app with full support for iPad and iPad mini screen sizes. ✓ iPad users can time up to three blockers for each team. ✓ Support for the iPhone 5 and iPod touch 5th gen screen sizes. ✓ Added a setting for customizing the default duration of penalties. ✓ Simplified the built-in configurations. ✓ A beautiful new app icon and general user interface improvements. ✓ Updated WFTDA ruleset references to the most recent rules. ✓ Full support for iOS 6 app state restoration. ✓ Full accessibility support for vision impaired users. ✓ Lots of architectural improvements under the hood. Bug fixes in 3.0: ✓ Fixed a bug applying jammer rules in between jams (thanks to H8ful Dread).
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3.0.1
New in 3.0.1: ✓ Minor fixes and improvements. New in 3.0: ✓ PenaltyTimer is now a universal app with full support for iPad and iPad mini screen sizes. ✓ iPad users can time up to three blockers for each team. ✓ Support for the iPhone 5 and iPod touch 5th gen screen sizes. ✓ Added a setting for customizing the default duration of penalties. ✓ Simplified the built-in configurations. ✓ A beautiful new app icon and general user interface improvements. ✓ Updated WFTDA ruleset references to the most recent rules. ✓ Full support for iOS 6 app state restoration. ✓ Full accessibility support for vision impaired users. ✓ Lots of architectural improvements under the hood. ✓ Fixed a bug applying jammer rules in between jams (thanks to H8ful Dread).
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3.0.2
- Fixed a bug setting custom colors on iPad (thanks to Felonious Feline). - Fixed an issue with button layout on iPad after rotation. - Updated 'About' view contents.
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4.0
• Updated for WFTDA 2014 rules: 30-second penalties, rule items 6.3.4.1 and 6.3.5.1. • +1/-1 buttons are consistent with the default length of the penalty. • Penalty lengths can custom set between 10-sec to 60-sec. • Blocker and jammer penalty lengths can be set to different values. • Added pink as a selectable color. • 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 PenaltyTimer is worthy, please take a moment to write a nice review. Thank you for supporting PanaltyTimer since 2009!
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4.0.1
• Stabilization and minor bug fixes. App Store reviews are very helpful to us. If you think PenaltyTimer is worthy, please take a moment to write a nice review. Thank you for supporting PenaltyTimer since 2009!
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4.0.2
• Fixes compatibility with iOS 9.0.
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5.0
• Added support for current device screen sizes. • Visual refresh and new icons. App Store reviews are very helpful. If you think PenaltyTimer is worthy, please take a moment to write a review. Thank you for supporting PenaltyTimer!
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5.1
• Updated for iOS 11 and iPhone X. • Updated jammer rules for WFTDA section 4.4.2. App Store reviews are very helpful. If you think PenaltyTimer is worthy, please take a moment to write a review. Thank you for supporting PenaltyTimer!
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5.2
• Updates for compatibility with iOS 13. • Support for all current iPhone and iPad device sizes. • Added support for dark mode.
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5.2.1
· 24 Aug 2020
• Minor fixes and improvements.
Availability by market
- US
Data quality & evidence
- Page completeness
- Live store listing
- Last verified
- 31 Jul 2026
- Sources
- App Store
- Independent summary has not been published yet.