Comrades vs Jam Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Comrades
Follow the world's greatest Ultra Marathon with real-time updates on participant times, paces, and places. Track multiple runners, view interactive course maps, and receive push notifications for progress. Stay informed with event details and leaderboards.
- Real-time participant tracking
- Interactive course map
- Live map tracking
- Multi-participant tracking
- Push notifications
- Live leaderboards
- Social sharing
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This is the official Comrades Marathon App, containing the latest updates on the world’s greatest Ultra Marathon. App Highlights: • Participant times, paces, estimates, and places in real-time; • Interactive Course Map & Live Map Tracking; • Easy tracking of multiple participants at the same time; • Push Notifications as progress is made on course; • Event Info and Messaging; • Live Leaderboards; • Social Sharing;
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.
- Built-in game configurations
- Professional timing control
- Designed for officials
- Game management features
- Offline operation
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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
Verdict
The clearest difference is price: Comrades at Free against Jam Timer's $3.99. Comrades also leads on rating (4.9 vs 1.0) and ratings volume (55 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
Comrades is free to download; Jam Timer costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Comrades holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Comrades has 55 ratings behind it against 1, so its average is the more settled of the two.
| Parameter | Comrades | Jam Timer |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.9 (55 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 55 — better | 1 |
| Update frequency | Every 11 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #188 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 20 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Dilltree Inc | DLY |
Customer experience
Comrades
Jam Timer
Bugs and requests
Comrades
Reported bugs
3 issues- Difficulty seeing elevation on map
- Slight lag in updates
- Can't easily switch between general results and followed friends
Requested features
11 requests- More visuals of athletes
- Improve accuracy of estimated time
- Add km marker splits
- Show kilometres at key route points
- Easier switching between general results and followed friends
Show 6 moreShow fewer
- History of runner's previous times
- Layout of end-stadium with club tents
- Ability to live stream
- Live video cams at major cutoff points
- Automatically show user's location when tracking
- Hybrid satellite view
Jam Timer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Comrades
No in-app purchases
Jam Timer
No in-app purchases
Questions
Is Comrades free?
Is Jam Timer free?
Which has better reviews, Comrades or Jam Timer?
Do Comrades or Jam Timer have ads?
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