# IMSA vs RACER+

The clearest difference is rating: IMSA at 4.1 against RACER+'s 3.5. IMSA also leads on in-app purchases (none vs 5) and review sentiment (28% vs 8%). RACER+'s advantage is ads (none vs shown) and device support (4 vs 2). On price, ratings volume and update cadence there is nothing between them.

Both are free to download. RACER+ sells 5 in-app purchases, starting at $7.99 per month. IMSA asks for nothing beyond the download.

IMSA holds the better App Store score, 4.1 against 3.5. Both are backed by a comparable volume of ratings — 69 and 197 respectively. Written reviews point the same way: 28% of IMSA's written reviews are positive against 8% of RACER+'s.

IMSA ships an update every 2 months, RACER+ every 6 weeks. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | IMSA | RACER+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (69 ratings)](https://appshunter.io/ios/app/imsa/id789830071/reviews)** | [3.5 (197 ratings)](https://appshunter.io/ios/app/racer-plus/id6499143632/reviews) |
| Number of ratings | 69 | **197** |
| Positive reviews | **28.3% of reviews** | 8.2% 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 | 106 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 12+ | +4 |
| Developer | [International Motor Sports Association, LLC](https://appshunter.io/developer/795198030) | [Racer Network, LLC](https://appshunter.io/developer/1873081669) |

## 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


### RACER+

[App page](https://appshunter.io/ios/app/racer-plus/id6499143632)

Stream motorsports, car builds, and enthusiast content with an extensive library of live and on-demand programming. Offers exclusive events and original series for a premium experience.

**Highlights:** Extensive racing and car build library, Exclusive live events, On-demand programming, Original series content, Mobile, CTV, and desktop versions, Advanced search bar

**Features:** SharePlay

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STANDARD Monthly | $7.99 | per month |
| PREMIUM Monthly | $19.99 | per month |
| PREMIUM 3 Month | $39.99 | per 3 months |
| STANDARD Annual | $79.99 | per year |
| PREMIUM Annual | $99.99 | per year |


## Frequently asked questions

### Is IMSA free?

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

### Is RACER+ free?

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

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

IMSA is rated higher. IMSA averages 4.1 out of 5 from 69 ratings, while RACER+ averages 3.5 from 197 ratings.

### Do IMSA or RACER+ have ads?

IMSA shows ads; RACER+ does not.

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

IMSA ships an update every 2 months, and RACER+ every 6 weeks. Most recently, IMSA was updated on September 24, 2026 and RACER+ on September 22, 2026.

---

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