ErgData vs Fluid Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ErgData
This training partner app allows you to set up and track workouts from your phone or tablet. View customized stats, monitor progress, and sync data with your Concept2 Online Logbook. It offers detailed post-workout analysis and optional voice guidance.
- Workout setup and customization
- Real-time workout stats
- Progress tracking
- Sync with Concept2 Logbook
- Post-workout analysis
- Optional voice guidance
- Apple Watch compatibility
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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.
Fluid Connect
Record and review your rowing workouts with various styles like HIIT and distance challenges. Track session statistics, view charts, and monitor your total distance, time, and calories burned. The app also supports automatic firmware updates for compatible rowers.
- Bluetooth FTMS protocol communication
- Multiple workout styles (Just Row, Target Distance, Target Time, HIIT)
- Session statistics and charts
- Sortable workout history
- Odometer for total metrics
- Automatic firmware updates
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Our Fluid Connect app allows you to record and review your workouts using our Bluetooth® Fluid Rower Consoles. Choose from a range of simple workout styles from just rowing to HIIT and review your session statistics and charts through the Session Log feature. • Communication via the standard Bluetooth® FTMS protocol • Rower session recorder that provides a number of workout styles o Just Row – no limit rowing at your own pace o Target Distance – aim for your fastest time over a fixed distance o Target Time – aim for greatest distance over a fixed time o Work/Rest Intervals – HIIT (Intense short work intervals followed by short rests) • Sortable workout session history with session summaries and charts • Odometer with total time, distance, and calories burned • Automatic firmware update support for Fluid Rower Consoles using Bluetooth DFU
Screenshots
Verdict
The clearest difference is review sentiment: ErgData at 47% against Fluid Connect's 7%. ErgData also leads on update cadence (fortnightly vs every 7 months). Fluid Connect's advantage is iOS requirement (14.0 vs 16.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ErgData ships an update fortnightly, Fluid Connect every 7 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.
| Parameter | ErgData | Fluid Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (6.4K ratings) — better | — |
| Positive reviews | 47.2% of reviews — better | 7.1% of reviews |
| Number of ratings | 6.4K — better | — |
| Update frequency | Fortnightly — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 16.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 75 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Concept2, Inc. | FIRST DEGREE FITNESS LIMITED |
Customer experience
ErgData
Fluid Connect
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
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- 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
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- Add recovery heart rate tracking
- Display METS data
- Allow custom heart rate zones in logbook
Fluid Connect
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ErgData
No in-app purchases
Fluid Connect
No in-app purchases








