# RF Coaching vs SHR Ring

The clearest difference is in-app purchases: SHR Ring at none against RF Coaching's 1. SHR Ring also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

RF Coaching ships an update every 5 months, SHR Ring every 2 months. The most recent releases landed on September 9, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | RF Coaching | SHR Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/shr-ring/id6743309439/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 56 MB | 93 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Randy Gerardus Josephus Wilhelm van Lieshout](https://appshunter.io/developer/1789372739) | [孝文 林](https://appshunter.io/developer/1864249491) |

## What reviewers say

### 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 |


### SHR Ring

[App page](https://appshunter.io/ios/app/shr-ring/id6743309439)

Monitor your sleep stages, track daily activities, and optimize your fitness with this companion app for a smart ring. It provides insights into sleep quality, calorie burn, and activity levels, with GPS tracking for outdoor workouts.

**Highlights:** Sleep stage analysis, Daily activity monitoring, GPS workout tracking, Calorie burn tracking, Sleep quality improvement

**In-app purchases:** none


## Frequently asked questions

### Is RF Coaching free?

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

### Is SHR Ring free?

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

### Do RF Coaching or SHR Ring have ads?

Neither RF Coaching nor SHR Ring shows ads.

### Which is updated more often, RF Coaching or SHR Ring?

RF Coaching ships an update every 5 months, and SHR Ring every 2 months. Most recently, RF Coaching was updated on September 9, 2026 and SHR Ring on September 4, 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.*