# IMSA vs EK1 Tuning cloud

The clearest difference is rating: IMSA at 4.1 against EK1 Tuning cloud's 1.3. IMSA also leads on ratings volume (69 vs 3). EK1 Tuning cloud's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IMSA holds the better App Store score, 4.1 against 1.3. That said, the two scores are not equally well evidenced: IMSA has 69 ratings behind it against 3, so its average is the more settled of the two.

IMSA ships an update every 2 months, EK1 Tuning cloud every 2 weeks. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | IMSA | EK1 Tuning cloud |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (69 ratings)](https://appshunter.io/ios/app/imsa/id789830071/reviews)** | [1.3 (3 ratings)](https://appshunter.io/ios/app/ek1-tuning-cloud/id6686403255/reviews) |
| Number of ratings | **69** | 3 |
| Positive reviews | 28.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 93 MB | 67 MB |
| Requires iOS | 16.0 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [International Motor Sports Association, LLC](https://appshunter.io/developer/795198030) | [NAMKUK SEONG](https://appshunter.io/developer/1768599883) |

## 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


### EK1 Tuning cloud

[App page](https://appshunter.io/ios/app/ek1-tuning-cloud/id6686403255)

Manage and install tuning maps for EK1 devices via a cloud service. Create and share data logs easily with your EK1Pro or EK1Mini2.

**Highlights:** Cloud management of tuning files, Create data logs with EK1 device, Easy tuning map installation, Simple log creation and sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IMSA free?

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

### Is EK1 Tuning cloud free?

EK1 Tuning cloud is free to download, with no in-app purchases.

### Which has better reviews, IMSA or EK1 Tuning cloud?

IMSA is rated higher. IMSA averages 4.1 out of 5 from 69 ratings, while EK1 Tuning cloud averages 1.3 from 3 ratings.

### Do IMSA or EK1 Tuning cloud have ads?

IMSA shows ads; EK1 Tuning cloud does not.

### Which is updated more often, IMSA or EK1 Tuning cloud?

IMSA ships an update every 2 months, and EK1 Tuning cloud every 2 weeks. Most recently, IMSA was updated on September 24, 2026 and EK1 Tuning cloud on September 18, 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.*