# ErgData vs Suples Training Systems

The clearest difference is update cadence: ErgData at fortnightly against Suples Training Systems's every 8 months. ErgData also leads on ratings volume (6.3K vs 1). Suples Training Systems's advantage is rating (5.0 vs 4.7). 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.

Suples Training Systems holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: ErgData has 6.3K ratings behind it against 1, so its average is the more settled of the two.

ErgData ships an update fortnightly, Suples Training Systems every 8 months. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ErgData | Suples Training Systems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (6.3K ratings)](https://appshunter.io/ios/app/ergdata/id561716382/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/suples-training-systems/id6743318318/reviews)** |
| Number of ratings | **6.3K** | 1 |
| Positive reviews | 47.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 8 months |
| Monetization | Free | Free |
| Size | 75 MB | 43 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Concept2, Inc.](https://appshunter.io/developer/446481798) | [Magdalena Ivanova](https://appshunter.io/developer/1802187558) |

## What reviewers say

### ErgData

[App page](https://appshunter.io/ios/app/ergdata/id561716382)

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.

**Highlights:** Workout setup and customization, Real-time workout stats, Progress tracking, Sync with Concept2 Logbook, Post-workout analysis, Optional voice guidance, 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


### Suples Training Systems

[App page](https://appshunter.io/ios/app/suples-training-systems/id6743318318)

Access a wide variety of training routines, workouts, and programs focused on fitness and physical development. Explore world-class content designed to help you achieve your training goals.

**Highlights:** Access training routines, View workouts, Explore programs, Wide variety of content, Fitness and physical development focus

**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 Suples Training Systems free?

Suples Training Systems is free to download, with no in-app purchases.

### Which has better reviews, ErgData or Suples Training Systems?

Suples Training Systems is rated higher. ErgData averages 4.7 out of 5 from 6.3K ratings, while Suples Training Systems averages 5.0 from 1 ratings.

### Do ErgData or Suples Training Systems have ads?

Neither ErgData nor Suples Training Systems shows ads.

### Which is updated more often, ErgData or Suples Training Systems?

ErgData ships an update fortnightly, and Suples Training Systems every 8 months. Most recently, ErgData was updated on November 5, 2026 and Suples Training Systems on October 30, 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.*