# The Core Effect vs RF Coaching

The clearest difference is in-app purchases: The Core Effect at none against RF Coaching's 1. The Core Effect also leads on update cadence (every 2 months vs every 5 months). RF Coaching's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. RF Coaching sells 1 in-app purchase, starting at $250.00 per month. The Core Effect asks for nothing beyond the download.

The Core Effect ships an update every 2 months, RF Coaching every 5 months. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | The Core Effect | RF Coaching |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 421 MB | 56 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Alexandra Woodall](https://appshunter.io/developer/1732208972) | [Randy Gerardus Josephus Wilhelm van Lieshout](https://appshunter.io/developer/1789372739) |

## What reviewers say

### The Core Effect

[App page](https://appshunter.io/ios/app/the-core-effect/id6478200604)

**Features:** macOS Compatibility

**In-app purchases:** none


### RF Coaching

[App page](https://appshunter.io/ios/app/rf-coaching/id6740287366)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $250.00 | per month |


## Frequently asked questions

### Is The Core Effect free?

The Core Effect is free to download, with no in-app purchases.

### Is RF Coaching free?

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

### Do The Core Effect or RF Coaching have ads?

Neither The Core Effect nor RF Coaching shows ads.

### Which is updated more often, The Core Effect or RF Coaching?

The Core Effect ships an update every 2 months, and RF Coaching every 5 months. Most recently, The Core Effect was updated on September 18, 2026 and RF Coaching on September 9, 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.*