# ErgData vs CoeLab

The clearest difference is review sentiment: CoeLab at 100% against ErgData's 46%. CoeLab also leads on rating (5.0 vs 4.7). ErgData's advantage is ratings volume (5.9K vs 13) and device support (3 vs 1). 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.

CoeLab holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ErgData has 5.9K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 46% of ErgData's written reviews are positive against 100% of CoeLab's.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ErgData | CoeLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (5.9K ratings)](https://appshunter.io/ios/app/ergdata/id561716382/reviews) | **[5.0 (13 ratings)](https://appshunter.io/ios/app/coelab/id6502800260/reviews)** |
| Number of ratings | **5.9K** | 13 |
| Positive reviews | 45.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free | Free |
| Size | 75 MB | 71 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Concept2, Inc.](https://appshunter.io/developer/446481798) | [CoeLab LLC](https://appshunter.io/developer/1746843055) |

## 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


### CoeLab

[App page](https://appshunter.io/ios/app/coelab/id6502800260)

This platform helps coaches create training plans, track athlete progress, and organize team sessions. It simplifies communication and keeps all essential coaching tools in one place to lead athletes to success.

**Highlights:** Create training plans, Track athlete progress, Organize team sessions, Communicate with athletes, All-in-one coaching platform

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ErgData free?

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

### Is CoeLab free?

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

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

CoeLab is rated higher. ErgData averages 4.7 out of 5 from 5.9K ratings, while CoeLab averages 5.0 from 13 ratings.

### Do ErgData or CoeLab have ads?

Neither ErgData nor CoeLab shows ads.

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

ErgData ships an update every 2 weeks, and CoeLab every 2 weeks. Most recently, ErgData was updated on October 17, 2026 and CoeLab on October 3, 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.*