Comparison

ErgData vs Dragonboat Hub

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ErgData

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
Read full description

ErgData from Concept2 is your personal training partner. Set up workouts from your phone or tablet, view customized stats and information during workouts, track your progress, sync with the Concept2 Online Logbook, take part in the Workout of the Day and much more. Features -Set up workouts from your phone, making it simple to create even the most complex of interval workouts. You can choose to store workouts as favorites or rerow past efforts straight from ErgData. -Set the Concept2 Workout of the Day on the monitor with a single tap. -Compatible with the Apple Watch. Watch users can now see real-time heart rate data on the screen during the workout and in analysis afterwards. -Choose from different workout display options, including small, medium and large data screens, a pace graph screen, an interval and split table or a pace boat. Easily swipe between screens during your workout. Customize the data shown to suit you. -Syncs with the Concept2 Online Logbook, making it easy for you to take part in our many challenges. From the Online Logbook, your workouts can get sent to platforms such as Strava, Garmin Connect or Training Peaks. -Detailed post-workout analysis helps you know exactly what happened during your workout. See all your interval and split data, as well as pace and rate graphs, plus how long you spent in each heart rate zone. -Optional voice guidance to send audible workout data and results. Technical Specifications -Compatible with the PM5. -Compatible with the Concept2 RowErg, SkiErg and BikeErg -Connects to Apple Health -Connects to PM5 via Bluetooth only Note: Please do not have a USB stick in the PM5 at the same time as using ErgData, as this may prevent workouts being saved.

About

Dragonboat Hub

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
Read full description

Dragonboat Hub is the all‑in‑one app for dragon boat teams and clubs. Manage your crew professionally, from seating lineups to race day. Smart seating plans Create optimized boat lineups. Automatic balance calculations take into account weight, side distribution, and power. Save multiple setups for each boat and see weight distribution visualized in real time. Team & club management Create paddler profiles with weight, experience, and preferences. Manage members with different roles such as admin, coach, or paddler. Invite new teammates easily via invite code. Event management Plan practices, races, regattas, and club events. Track RSVPs digitally and stay on top of attendance lists and stats. Statistics Track training overviews, participation rates, and paddler activity. All key club stats at a glance. Perfect for dragon boat clubs, coaches, race crews, outrigger and canoe paddlers, kayak teams, and recreational paddlers. Built by paddlers, for paddlers. Terms: https://dragonboathub.de/en/agb Privacy: https://dragonboathub.de/en/datenschutz

Screenshots

ErgData4 screens
Dragonboat Hub4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

ErgData ships an update fortnightly, Dragonboat Hub every 5 days. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
ErgData versus Dragonboat Hub: the parameters behind the verdict, then further details
ParameterErgDataDragonboat Hub
PriceFreeFree
Rating4.7 (6K ratings) — better4.3 (10 ratings)
Positive reviews45.6% of reviews100.0% of reviews — better
Number of ratings6K — better10
Update frequencyFortnightlyEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, Apple WatchiPhone, iPad, Apple Watch
Requires iOS16.0 — better16.1
Further details — not scored
Size76 MB128 MB
Age rating4+4+
DeveloperConcept2, Inc.Maximilian Flechtner

Customer experience

ErgData

All ratings5,892 ratings
Positive93.8%
Neutral1.5%
Negative4.7%
Written reviews680 reviews
Positive45.6%
Neutral11.2%
Negative43.2%

Dragonboat Hub

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

ErgData

Reported bugs

6 issues
  • Workout data not saving
  • Heart rate data freezing
  • Disconnects during workouts
  • Sync issues with Apple Health and Strava
  • Login issues and frequent logouts
Show 1 more
  • Incompatibility with older firmware versions

Requested features

8 requests
  • Add friend mode
  • Integrate Apple Watch support
  • Add manual workout entry
  • Implement landscape mode for iPad
  • Integrate pace calculator
Show 3 more
  • Add recovery heart rate tracking
  • Display METS data
  • Allow custom heart rate zones in logbook

Dragonboat Hub

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ErgData

No in-app purchases

None

Dragonboat Hub

No in-app purchases

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 24, 2026 and Dragonboat Hub on October 24, 2026.

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