# ErgData vs RowOn

The clearest difference is ratings volume: ErgData at 5.1K against RowOn's 2. RowOn's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases there is nothing between them.

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

RowOn holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ErgData has 5.1K ratings behind it against 2, so its average is the more settled of the two.

ErgData ships an update every 2 weeks, RowOn every 3 weeks. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ErgData | RowOn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (5.1K ratings)](https://appshunter.io/ios/app/ergdata/id561716382/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rowon/id6759566789/reviews)** |
| Number of ratings | **5.1K** | 2 |
| Positive reviews | 45.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 74 MB | 59 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Concept2, Inc.](https://appshunter.io/developer/446481798) | [Tetta Studios LLC](https://appshunter.io/developer/1879550771) |

## What reviewers say

### ErgData

[App page](https://appshunter.io/ios/app/ergdata/id561716382)

This app acts as a personal training partner for Concept2 equipment. It allows users to set up custom workouts, view real-time stats, track progress, and sync data with online platforms. It also offers workout of the day challenges and detailed post-workout analysis.

**Highlights:** Custom workout setup, Real-time workout stats, Progress tracking, Sync with Concept2 Logbook, Workout of the Day, Post-workout analysis, Apple Watch compatibility

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app
- 👍 Excellent stats
- 👍 Easy to use
- 👍 Seamless sync with Concept2 logbook
- 👍 Customizable heart rate zones

**What reviewers complain about**

- 🐛 Connection issues with PM5
- 🐛 Unreliable heart rate monitoring
- 🐛 Sync issues with Apple Health
- 🐛 Crashes and data loss
- 🐛 Frequent disconnections

**Reported bugs**

- Workout data not saving
- Heart rate data freezing
- Disconnects during workouts
- Sync issues with Apple Health and Strava
- Login issues and frequent logouts

**Requested features**

- Add friend mode
- Integrate Apple Watch support
- Add manual workout entry
- Implement landscape mode for iPad
- Integrate pace calculator


### RowOn

[App page](https://appshunter.io/ios/app/rowon/id6759566789)

This app turns indoor rowing into a rhythmic, engaging game. Instead of just tracking metrics, you row to the beat of music, aiming to build streaks and earn points in dynamic environments. It offers personalized workouts to keep your training fun and energized.

**Highlights:** Row to the rhythm of music, Real-time gameplay with scoring, Dynamic visual environments, Customizable workout intensity, Streak building and engagement, Compatible with Concept2 PM5

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ErgData free?

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

### Is RowOn free?

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

### Which has better reviews, ErgData or RowOn?

RowOn is rated higher. ErgData averages 4.7 out of 5 from 5.1K ratings, while RowOn averages 5.0 from 2 ratings.

### Do ErgData or RowOn have ads?

Neither ErgData nor RowOn shows ads.

### Which is updated more often, ErgData or RowOn?

ErgData ships an update every 2 weeks, and RowOn every 3 weeks. Most recently, ErgData was updated on October 13, 2026 and RowOn on October 1, 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.*