ErgData vs D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Custom workout setup
- Real-time workout stats
- Progress tracking
- Sync with Concept2 Logbook
- Workout of the Day
- Post-workout analysis
- 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.
D
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關於這個應用程式 D-Fit是一款進行划船訓練機,在鍛鍊過程中進行運動數據收集/分析/並以圖表方式顯現歷史運動結果,讓鍛鍊者能利用此APP,查看過往的鍛鍊情況,藉此APP的數據統計,用以調整自身鍛鍊的計畫。 App的使用方式 首先使用移動裝置打開此App,並在應用內,進行與裝有匹配此App的藍芽設備划船器進行配對連線,連線後,划船器就會自動上傳鍛鍊數據提供給App,進而由App進行數據的整理/統合/運算/儲存/輸出等工作。 关于这个应用程序 D-Fit是一款用于划船训练的应用程序。在锻炼过程中进行运动数据的收集、分析,并以图表的方式显示历史运动结果,让锻炼者可以通过此APP查看以往的锻炼情况,并利用此APP的统计数据来调整自身的锻炼计划。 App的使用方式 首先使用移动设备打开此App,并在应用内与支持该App的蓝牙划船器进行配对连接。连接后,划船器会自动上传锻炼数据到App,App随后进行数据的整理、整合、运算、存储及输出等操作。 About D-Fit D-Fit is a rower training app. It collects and analyzes your workout data via Bluetooth connection. You can log your workouts, average heart rate, distance and calories to keep track of your overall progress. How to use: - Turn on the app and enable Bluetooth to connect with the rower - When it's connected, it will upload workout data to the app when workout is finished - You can check your workout summary in the app
Screenshots
Verdict
The clearest difference is update cadence: ErgData at fortnightly against D's every 34 months. On price, ads, in-app purchases and device support 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, D every 34 months. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.
| Parameter | ErgData | D |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (5.9K ratings) — better | — |
| Positive reviews | 45.6% of reviews | — |
| Number of ratings | 5.9K — better | — |
| Update frequency | Fortnightly — better | Every 34 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 76 MB | 11 MB |
| Age rating | 4+ | 17+ |
| Developer | Concept2, Inc. | Sr Technology Co., Ltd. |
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 moreShow fewer
- 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 moreShow fewer
- Add recovery heart rate tracking
- Display METS data
- Allow custom heart rate zones in logbook
D
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ErgData
No in-app purchases
D
No in-app purchases








