# ICG Training vs AthliFuel

The clearest difference is in-app purchases: AthliFuel at none against ICG Training's 4. ICG Training's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. ICG Training sells 4 in-app purchases, starting at $9.99 per month. AthliFuel asks for nothing beyond the download.

ICG Training ships an update every 5 weeks, AthliFuel monthly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ICG Training | AthliFuel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2.6K ratings)](https://appshunter.io/ios/app/icg-training/id1502723244/reviews)** | — |
| Number of ratings | **2.6K** | — |
| Positive reviews | 47.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 80 MB | 22 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Indoorcycling Group](https://appshunter.io/developer/972750079) | [Yakup K. Molla](https://appshunter.io/developer/1874580773) |

## What reviewers say

### ICG Training

[App page](https://appshunter.io/ios/app/icg-training/id1502723244)

This app serves as a personal trainer, offering a variety of expertly designed workouts for home, gym, or cycling classes. It features a unique color-coded system for easy zone tracking and allows users to create, customize, and share workouts, while also syncing data with external fitness apps.

**Highlights:** Coach By Color® System, Expertly designed free workouts, Create and share custom workouts, Sync data with external apps (Strava, Apple Health, Google Fit), Performance tracking dashboard, Over 200 workout options, Apple Watch integration

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ICG App Premium | $9.99 | per month |
| Global ICG® Instructor Club | $39.99 | per 2 months |
| Annual Premium Membership | $99.99 | per year |
| Global ICG® Instructor Club | $199.99 | per year |

**What reviewers like**

- 🚀 Great app when it works
- 👍 Excellent free workouts
- 👍 Truly great app for tracking indoor cycling
- 👍 Awesome group cycle app
- 👍 Lovely design

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 Unreliable workout tracking
- 🐛 Buggy, crashes often
- 🐛 Inaccurate data
- 🐛 Impenetrable interface

**Reported bugs**

- Login and sign-up issues
- Disconnects during workouts
- Workouts not saving properly
- Inconsistent data sync between app and bike

**Requested features**

- Apple Watch heart rate support
- More data export options to Strava
- Customizable screens and font sizes
- Improved Strava integration
- Downloadable workouts for poor signal areas


### AthliFuel

[App page](https://appshunter.io/ios/app/athlifuel/id6758720298)

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

**In-app purchases:** none


## Frequently asked questions

### Is ICG Training free?

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

### Is AthliFuel free?

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

### Do ICG Training or AthliFuel have ads?

Neither ICG Training nor AthliFuel shows ads.

### Which is updated more often, ICG Training or AthliFuel?

ICG Training ships an update every 5 weeks, and AthliFuel monthly. Most recently, ICG Training was updated on November 7, 2026 and AthliFuel on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*