# Grey Matter Training vs Coach Jon

The clearest difference is update cadence: Grey Matter Training at monthly against Coach Jon's every 3 months. Grey Matter Training also leads on ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Grey Matter Training sells 1 in-app purchase, starting at $399.99 per month and Coach Jon sells 1 in-app purchase, starting at $200.00 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Grey Matter Training against 5.0 for Coach Jon. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Grey Matter Training ships an update monthly, Coach Jon every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Grey Matter Training | Coach Jon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/grey-matter-training/id6444868629/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/coach-jon/id6743172459/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 56 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Michael White](https://appshunter.io/developer/1657473344) | [Jonathan Walland](https://appshunter.io/developer/1801768073) |

## What reviewers say

### Grey Matter Training

[App page](https://appshunter.io/ios/app/grey-matter-training/id6444868629)

This app offers personalized, science-backed training, nutrition, and supplement guidance for competitive athletes and fitness enthusiasts. It requires a paid coaching plan to access its full features.

**Highlights:** Individualized training plans, Evidence-based nutrition guidance, Supplementation strategies, For physique and strength athletes, For training enthusiasts

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $399.99 | per month |


### Coach Jon

[App page](https://appshunter.io/ios/app/coach-jon/id6743172459)

Achieve your fitness goals with personalized training and nutrition plans. Get expert coaching, real-time accountability, and progress tracking to build muscle, gain strength, or achieve a lean physique.

**Highlights:** Customized workout programs, Personalized nutrition guidance, Progress and habit tracking, 24/7 in-app chat support, Weekly coaching check-ins

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-1 coaching | $200.00 | per month |


## Frequently asked questions

### Is Grey Matter Training free?

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

### Is Coach Jon free?

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

### Which has better reviews, Grey Matter Training or Coach Jon?

Grey Matter Training and Coach Jon are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Grey Matter Training or Coach Jon have ads?

Neither Grey Matter Training nor Coach Jon shows ads.

### Which is updated more often, Grey Matter Training or Coach Jon?

Grey Matter Training ships an update monthly, and Coach Jon every 3 months. Most recently, Grey Matter Training was updated on November 3, 2026 and Coach Jon 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.*