# ErgScan vs ImersU

The clearest difference is rating: ErgScan at 4.9 against ImersU's 3.0. ErgScan also leads on review sentiment (100% vs 60%) and update cadence (every 8 days vs every 2 weeks). ImersU's advantage is in-app purchases (none vs 4) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. ErgScan sells 4 in-app purchases, starting at $1.99 per 7 days. ImersU asks for nothing beyond the download.

ErgScan holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: ErgScan has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of ErgScan's written reviews are positive against 60% of ImersU's.

ErgScan ships an update every 8 days, ImersU every 2 weeks. The most recent releases landed on June 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | ErgScan | ImersU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (13 ratings)](https://appshunter.io/ios/app/ergscan-rowing-workouts-log/id1661654775/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/imersu/id6444767962/reviews) |
| Number of ratings | **13** | 2 |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 135 MB | 259 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [BUNEME KYAKILIKA](https://appshunter.io/developer/1540545215) | [Immersive Gym Company Limited](https://appshunter.io/developer/1655703445) |

## What reviewers say

### ErgScan

[App page](https://appshunter.io/ios/app/ergscan-rowing-workouts-log/id1661654775)

Effortlessly log indoor rowing machine workouts by taking a photo of your screen. AI automatically detects and saves your session data, eliminating manual entry. Seamlessly sync your workouts with popular training platforms like Strava and TrainingPeaks.

**Highlights:** AI-powered photo scanning for workout data, Automatic detection of splits and session details, Syncs with Strava, TrainingPeaks, Concept2 Logbook, Optimized for Concept2 rowing machines, Structured workout data without manual entry

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly | $4.99 | per month |
| ErgScan Premium Annual | $29.99 | per year |
| ErgScan Premium | $12.99 | one-time |


### ImersU

[App page](https://appshunter.io/ios/app/imersu/id6444767962)

Experience indoor rowing like never before with virtual, real-world courses. Train or race against AI, customize your environment, and connect with your rowing machine for an immersive fitness journey.

**Highlights:** Virtual real-world rowing courses, Customizable time of day and weather, AI boat racing, Connects with rowing machines via Bluetooth FTMS, Flow Row mode for non-connected ergometers, Multi-screen display support

**In-app purchases:** none


## Frequently asked questions

### Is ErgScan free?

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

### Is ImersU free?

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

### Which has better reviews, ErgScan or ImersU?

ErgScan is rated higher. ErgScan averages 4.9 out of 5 from 13 ratings, while ImersU averages 3.0 from 2 ratings.

### Do ErgScan or ImersU have ads?

Neither ErgScan nor ImersU shows ads.

### Which is updated more often, ErgScan or ImersU?

ErgScan ships an update every 8 days, and ImersU every 2 weeks. Most recently, ErgScan was updated on June 20, 2026 and ImersU on September 10, 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.*