# IMSA vs TT+

The clearest difference is review sentiment: TT+ at 83% against IMSA's 28%. TT+ also leads on rating (4.6 vs 4.1) and ads (none vs shown). IMSA's advantage is in-app purchases (none vs 6). On price, ratings volume, update cadence and iOS requirement there is nothing between them.

Both are free to download. TT+ sells 6 one-off in-app purchases. IMSA asks for nothing beyond the download.

TT+ holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 69 and 162 respectively. Written reviews point the same way: 28% of IMSA's written reviews are positive against 83% of TT+'s.

IMSA ships an update every 2 months, TT+ every 6 weeks. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | IMSA | TT+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (69 ratings)](https://appshunter.io/ios/app/imsa/id789830071/reviews) | **[4.6 (162 ratings)](https://appshunter.io/ios/app/tt-plus/id6473786599/reviews)** |
| Number of ratings | 69 | **162** |
| Positive reviews | 28.3% of reviews | **82.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 93 MB | 51 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 12+ | 17+ |
| Developer | [International Motor Sports Association, LLC](https://appshunter.io/developer/795198030) | [Department for Enterprise](https://appshunter.io/developer/1719792844) |

## What reviewers say

### IMSA

[App page](https://appshunter.io/ios/app/imsa/id789830071)

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.

**Highlights:** Live video streaming, IMSA Radio access, Live timing and scoring, Race weekend coverage, WeatherTech SportsCar Championship, Michelin Pilot Challenge

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Brilliant app
- 👍 Great app
- 👍 Very informative
- 👍 Awesome app!
- 👍 Suburb

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- No portrait mode
- Hamburger menu issues
- Incompatible with newer devices
- Outdated information
- Crashes when opened

**Requested features**

- Apple TV app
- Notifications
- Landscape mode
- Live feed
- Live timing and scoring


### TT+

[App page](https://appshunter.io/ios/app/tt-plus/id6473786599)

Access official video and streaming content for the Isle of Man TT Races. Enjoy a vast library of free archive races, highlights, and original productions, plus live race coverage with a premium pass. Download content for offline viewing and personalize your experience with a watchlist.

**Highlights:** Free archive races and highlights, Original behind-the-scenes content, Live race coverage with Live Pass, Downloadable videos for offline viewing, Personalized watchlist, Cross-platform access

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TTplus - 1399 | $13.99 | one-time |
| TTplus - 1499 | $14.99 | one-time |
| TTplus - 2499 | $29.99 | one-time |
| TTplus - 2999 | $29.99 | one-time |
| TTplus - 3099 | $30.99 | one-time |
| TT+ Watch Live and On Demand - 3299 | $32.99 | one-time |

**What reviewers like**

- 🚀 Awesome coverage
- 👍 Great app and service
- 🎥 Excellent live streaming
- 💯 Fantastic value for money
- 🎥 Superb camera work and footage

**What reviewers complain about**

- 🔍 Lack of notifications for schedule changes/delays
- 🔍 Difficult to navigate to live content
- 🕰️ Delayed replay availability after live events
- 🤔 Confusing subscription/purchase flow

**Reported bugs**

- Subscription not recognized in app
- Crashes and stability issues

**Requested features**

- More coverage of lower-ranked riders
- Ability to watch live events from the beginning
- Improved schedule/timing information
- Dark mode option


## Frequently asked questions

### Is IMSA free?

IMSA is free to download, with no in-app purchases.

### Is TT+ free?

TT+ is free to download, with in-app purchases available.

### Which has better reviews, IMSA or TT+?

TT+ is rated higher. IMSA averages 4.1 out of 5 from 69 ratings, while TT+ averages 4.6 from 162 ratings.

### Do IMSA or TT+ have ads?

IMSA shows ads; TT+ does not.

### Which is updated more often, IMSA or TT+?

IMSA ships an update every 2 months, and TT+ every 6 weeks. Most recently, IMSA was updated on September 24, 2026 and TT+ on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*