IMSA vs ARARally
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IMSA
Stay updated with every IMSA race weekend. Access live video, IMSA Radio, and real-time timing and scoring for the WeatherTech SportsCar Championship and Michelin Pilot Challenge series.
- Live video streaming
- IMSA Radio access
- Live timing and scoring
- Race weekend coverage
- WeatherTech SportsCar Championship
- Michelin Pilot Challenge
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The official IMSA mobile app features live video, IMSA Radio, timing and scoring and more during every IMSA WeatherTech SportsCar Championship and IMSA Michelin Pilot Challenge race weekend.
ARARally
Access all American Rally Association event content, including live video, scores, and car tracking. Stay updated with news, event countdowns, and spectator guides. Follow US rally events conveniently.
- Live video streaming
- Event scores
- Car tracking
- Event countdowns
- Rally news
- Spectator guides
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The source for all your American Rally Association event content. Live video, scores, car tracking, event countdown, news, spectator guides and more is all available on this app. Follow US rally easier than ever before with the ARA App, the only app for rally in the US.
Screenshots
Verdict
The clearest difference is ads: ARARally at none against IMSA's shown. ARARally also leads on rating (4.5 vs 4.1) and review sentiment (47% vs 28%). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ARARally holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: ARARally has 632 ratings behind it against 69, so its average is the more settled of the two. Written reviews point the same way: 28% of IMSA's written reviews are positive against 47% of ARARally's.
IMSA ships an update every 2 months, ARARally every 6 weeks. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.
| Parameter | IMSA | ARARally |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (69 ratings) | 4.5 (632 ratings) — better |
| Positive reviews | 28.3% of reviews | 47.4% of reviews — better |
| Number of ratings | 69 | 632 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 93 MB | 46 MB |
| Age rating | 12+ | 4+ |
| Developer | International Motor Sports Association, LLC | Peter MacDonald |
Customer experience
IMSA
ARARally
User reviews
IMSA
From 69 App Store ratingsWhat we love
- 👍 Brilliant app
- 👍 Great app
- 👍 Very informative
- 👍 Awesome app!
- 👍 Suburb
Room to improve
- 🐛 This app would be amazing if you could actually watch the race on the live stream
- 🐛 Won't let me delete account
- 🐛 Timing and scoring terrible
- 🐛 Live scoring needs improvement
- 🐛 It's so broken
ARARally
From 632 App Store ratingsWhat we love
- 📍 Real-time car tracking on stage maps
- 📊 Live performance stats (speed, rank, stage times)
- 🌐 Social media integration hub
- 📱 Enables rally fan engagement for inaccessible sport
- 🎯 Useful for volunteer marshals and event attendees
Room to improve
- 🚫 App displays blank content consistently
- ⏱️ Slow/laggy stage time updates
- ❌ No longer actively maintained or updated
- 📵 Requires strong cell service to function
- 🔌 Poor developer communication/support channels
Bugs and requests
IMSA
Reported bugs
8 issues- No portrait mode
- Hamburger menu issues
- Incompatible with newer devices
- Outdated information
- Crashes when opened
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- Login issues
- Slow performance
- Video playback issues
Requested features
5 requests- Apple TV app
- Notifications
- Landscape mode
- Live feed
- Live timing and scoring
ARARally
Reported bugs
4 issues- Blank tabs and empty content sections
- Stage times fail to load or display
- App requires reinstall to potentially work
- Laggy updates to live information
Requested features
4 requests- Live stream video coverage
- Press release notes during events
- More frequent and reliable content updates
- Better Facebook integration for results
In-app purchases
IMSA
No in-app purchases
ARARally
No in-app purchases
