# ErgData vs TellurideFUEL

The clearest difference is update cadence: ErgData at fortnightly against TellurideFUEL's every 3 months. ErgData also leads on ratings volume (6.5K vs 62). TellurideFUEL's advantage is rating (5.0 vs 4.8). 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.

TellurideFUEL holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: ErgData has 6.5K ratings behind it against 62, so its average is the more settled of the two.

ErgData ships an update fortnightly, TellurideFUEL every 3 months. The most recent releases landed on November 13, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ErgData | TellurideFUEL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6.5K ratings)](https://appshunter.io/ios/app/ergdata/id561716382/reviews) | **[5.0 (62 ratings)](https://appshunter.io/ios/app/telluridefuel/id1604892548/reviews)** |
| Number of ratings | **6.5K** | 62 |
| Positive reviews | 47.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | Free |
| Size | 76 MB | 214 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Concept2, Inc.](https://appshunter.io/developer/446481798) | [Tudor Training Systems, LLC](https://appshunter.io/developer/1604892550) |

## 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


### TellurideFUEL

[App page](https://appshunter.io/ios/app/telluridefuel/id1604892548)

This comprehensive fitness platform helps you track daily activities, monitor body metrics, and access over 2000 exercises with 3D demonstrations. Create custom workouts or use presets to guide your fitness journey, earning badges along the way. Syncs with Apple Health for seamless activity tracking.

**Highlights:** Class schedules and opening hours, Daily fitness activity tracking, Weight and body metric tracking, 2000+ exercises and activities, 3D exercise demonstrations, Preset and custom workouts, Badge earning system

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ErgData free?

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

### Is TellurideFUEL free?

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

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

TellurideFUEL is rated higher. ErgData averages 4.8 out of 5 from 6.5K ratings, while TellurideFUEL averages 5.0 from 62 ratings.

### Do ErgData or TellurideFUEL have ads?

Neither ErgData nor TellurideFUEL shows ads.

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

ErgData ships an update fortnightly, and TellurideFUEL every 3 months. Most recently, ErgData was updated on November 13, 2026 and TellurideFUEL on November 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.*