# SDB Coaching vs RF Coaching

The clearest difference is update cadence: SDB Coaching at every 2 months against RF Coaching's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SDB Coaching sells 1 in-app purchase, starting at $169.99 per month and RF Coaching sells 1 in-app purchase, starting at $250.00 per month. Whichever you choose, the download price is not the number that matters.

SDB Coaching ships an update every 2 months, RF Coaching every 5 months. The most recent releases landed on September 15, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SDB Coaching | RF Coaching |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 50 MB | 56 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sabrina de Bruijn](https://appshunter.io/developer/1713000581) | [Randy Gerardus Josephus Wilhelm van Lieshout](https://appshunter.io/developer/1789372739) |

## What reviewers say

### SDB Coaching

[App page](https://appshunter.io/ios/app/sdb-coaching/id6470121501)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $169.99 | per month |


### 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 SDB Coaching free?

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

### Is RF Coaching free?

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

### Do SDB Coaching or RF Coaching have ads?

Neither SDB Coaching nor RF Coaching shows ads.

### Which is updated more often, SDB Coaching or RF Coaching?

SDB Coaching ships an update every 2 months, and RF Coaching every 5 months. Most recently, SDB Coaching was updated on September 15, 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.*