Comparison

AHL vs Jam Timer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AHL

Follow the American Hockey League with real-time scores, game summaries, and player statistics. Stream live and on-demand games directly within the app. Access past scores, future schedules, and team standings.

Highlights
  • Real-time scoring data
  • Complete box scores
  • Up-to-the-minute player stats
  • AHLTV streaming
  • Past scores and future schedules
  • League standings
  • Player and goalie statistics
Features
Read full description

The official mobile app of the American Hockey League, featuring real-time scoring data direct from each arena. Follow every game in real time with complete box scores, game summary and up to the minute player stats. Watch AHLTV from within the app. The AHL app also features past Scores, future Schedules, Standings and both player and goalie stats.

About

Jam Timer

This app provides precise timing control for roller derby officials, offering built-in configurations for various leagues and professional timing features. It's designed for one-handed operation with a clear display and haptic feedback, working completely offline.

Highlights
  • Built-in game configurations
  • Professional timing control
  • Designed for officials
  • Game management features
  • Offline operation
Features
Currently charting
Read full description

RollTimer: The Professional Jam Timer for Roller Derby Officials Designed specifically for the jam-timer position, RollTimer eliminates the need for traditional stopwatches and provides precise timing control for all roller derby formats. Whether you're officiating WFTDA sanctioned bouts, RDCL tournaments, or OSDA games, RollTimer has the configuration you need. Key Features: Built-in Game Configurations WFTDA standard timing rules RDCL tournament settings OSDA game format Custom configurations for scrimmages and special events Professional Timing Control Precise jam timing with lead jammer call-off Period clock management Lineup time tracking Team and official timeout timers Automatic vibration warnings at configurable intervals Designed for Officials Large buttons for one-handed operation Clear, high-contrast display visible from across the track Haptic feedback for critical timing events Works completely offline - no internet required Game Management Track team scores and timeouts Monitor official reviews remaining Complete game history and statistics Export game data for league records Perfect for: NSO jam timers at sanctioned bouts Tournament directors managing multiple games League officials during practice scrimmages Coaches timing drills and scenarios Referees needing backup timing Why Choose RollTimer: Unlike generic stopwatch apps, RollTimer understands roller derby. Every feature is built around the specific needs of derby timing, from the 30-second lineup to the 2-minute jam clock. The large, accessible interface ensures you can focus on the game, not fumbling with tiny buttons. Trusted by officials across leagues worldwide, RollTimer brings professional-grade timing to your mobile device. Download now and experience the difference purpose-built software makes. Offline Operation: RollTimer works completely offline with no network requirements, perfect for venues with poor connectivity. All game data is stored locally on your device for maximum reliability.

Screenshots

AHL4 screens
Jam Timer4 screens

Verdict

The call

The clearest difference is price: AHL at Free against Jam Timer's $3.99. AHL also leads on rating (2.5 vs 1.0) and ratings volume (192 vs 1). Jam Timer's advantage is chart position (#188 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

AHL is free to download; Jam Timer costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

AHL holds the better App Store score, 2.5 against 1.0. That said, the two scores are not equally well evidenced: AHL has 192 ratings behind it against 1, so its average is the more settled of the two.

Scorecard6 real differences · 5 level
AHL versus Jam Timer: the parameters behind the verdict, then further details
ParameterAHLJam Timer
PriceFree — better$3.99
Rating2.5 (192 ratings) — better1.0 (1 ratings)
Positive reviews15.4% of reviews—
Number of ratings192 — better1
Update frequencyEvery 4 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank—#188 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size57 MB19 MB
Age rating17+4+
DeveloperAmerican Hockey League IncDLY

Customer experience

AHL

All ratings192 ratings
Positive32.3%
Neutral9.9%
Negative57.8%
Written reviews136 reviews
Positive15.4%
Neutral13.2%
Negative71.3%

Jam Timer

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

AHL

Reported bugs

3 issues
  • Blank screens and loading issues
  • Incompatibility with certain devices/OS versions
  • Inconsistent behavior when switching between tabs

Requested features

5 requests
  • Allow following multiple favorite teams
  • Add option to hide scores for on-demand viewing
  • Implement landscape mode support
  • Improve navigation and back button functionality
  • Provide better customization options (e.g., team logos)

Jam Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

AHL

No in-app purchases

None

Jam Timer

No in-app purchases

Questions

Is AHL free?
AHL is free to download, with no in-app purchases.
Is Jam Timer free?
Jam Timer costs $3.99, with no in-app purchases.
Which has better reviews, AHL or Jam Timer?
AHL is rated higher. AHL averages 2.5 out of 5 from 192 ratings, while Jam Timer averages 1.0 from 1 ratings.
Do AHL or Jam Timer have ads?
Neither AHL nor Jam Timer shows ads.

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