# ErgData vs Dragonboat Hub

The clearest difference is review sentiment: Dragonboat Hub at 100% against ErgData's 46%. Dragonboat Hub also leads on update cadence (every 5 days vs fortnightly). ErgData's advantage is rating (4.7 vs 4.3) and ratings volume (6K vs 10). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ErgData holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: ErgData has 6K ratings behind it against 10, so its average is the more settled of the two. Written reviews complicate that: 46% of ErgData's written reviews are positive against 100% of Dragonboat Hub's, so the app with the better star average is not the one people write more warmly about.

ErgData ships an update fortnightly, Dragonboat Hub every 5 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ErgData | Dragonboat Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6K ratings)](https://appshunter.io/ios/app/ergdata/id561716382/reviews)** | [4.3 (10 ratings)](https://appshunter.io/ios/app/dragonboat-hub/id6751578999/reviews) |
| Number of ratings | **6K** | 10 |
| Positive reviews | 45.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free | Free |
| Size | 76 MB | 128 MB |
| Requires iOS | **16.0** | 16.1 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Concept2, Inc.](https://appshunter.io/developer/446481798) | [Maximilian Flechtner](https://appshunter.io/developer/1830854077) |

## 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


### Dragonboat Hub

[App page](https://appshunter.io/ios/app/dragonboat-hub/id6751578999)

This app helps dragon boat teams and clubs manage their crew, create optimized seating lineups with automatic balance calculations, and plan events. It also allows for paddler profile management and tracks team statistics.

**Highlights:** Smart seating plans with balance calculations, Paddler profiles with experience and preferences, Event planning for practices and races, Digital RSVP tracking, Training and participation statistics, Team and club member management

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ErgData free?

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

### Is Dragonboat Hub free?

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

### Which has better reviews, ErgData or Dragonboat Hub?

ErgData is rated higher. ErgData averages 4.7 out of 5 from 6K ratings, while Dragonboat Hub averages 4.3 from 10 ratings.

### Do ErgData or Dragonboat Hub have ads?

Neither ErgData nor Dragonboat Hub shows ads.

### Which is updated more often, ErgData or Dragonboat Hub?

ErgData ships an update fortnightly, and Dragonboat Hub every 5 days. Most recently, ErgData was updated on October 26, 2026 and Dragonboat Hub on October 24, 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.*