# ErgData vs RoxSplit

The clearest difference is in-app purchases: ErgData at none against RoxSplit's 1. ErgData also leads on iOS requirement (16.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RoxSplit sells 1 one-off in-app purchase. ErgData asks for nothing beyond the download.

ErgData ships an update fortnightly, RoxSplit monthly. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ErgData | RoxSplit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (5.9K ratings)](https://appshunter.io/ios/app/ergdata/id561716382/reviews)** | — |
| Number of ratings | **5.9K** | — |
| Positive reviews | 45.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 76 MB | 6 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Concept2, Inc.](https://appshunter.io/developer/446481798) | [BigBalli Consulting llc](https://appshunter.io/developer/363765325) |

## 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


### RoxSplit

[App page](https://appshunter.io/ios/app/roxsplit-hyrox-race-timer/id6780993583)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $9.99 | one-time |


## Frequently asked questions

### Is ErgData free?

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

### Is RoxSplit free?

RoxSplit is free to download, with in-app purchases available.

### Do ErgData or RoxSplit have ads?

Neither ErgData nor RoxSplit shows ads.

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

ErgData ships an update fortnightly, and RoxSplit monthly. Most recently, ErgData was updated on October 22, 2026 and RoxSplit on October 14, 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.*