# Fy Ring vs RS Trinity Ring

The clearest difference is iOS requirement: RS Trinity Ring at 11.0 against Fy Ring's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fy Ring ships an update fortnightly, RS Trinity Ring every 9 days. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Fy Ring | RS Trinity Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rs-trinity-ring/id6504395544/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | — | Free |
| Size | 77 MB | 81 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MedVigilance Inc.](https://appshunter.io/developer/1452991546) | [Riversong Technology DMCC](https://appshunter.io/developer/1727531870) |

## What reviewers say

### Fy Ring

[App page](https://appshunter.io/ios/app/fy-ring/id6449668673)

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

**In-app purchases:** none


### RS Trinity Ring

[App page](https://appshunter.io/ios/app/rs-trinity-ring/id6504395544)

This app collects step, sleep, and heart rate data from a smart ring. It offers various sports modes and allows users to share historical data with others. It also synchronizes data with Apple Health.

**Highlights:** Step tracking, Sleep monitoring, Heart rate measurement, Sports modes, Data sharing, Apple Health sync

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fy Ring free?

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

### Is RS Trinity Ring free?

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

### Do Fy Ring or RS Trinity Ring have ads?

Neither Fy Ring nor RS Trinity Ring shows ads.

### Which is updated more often, Fy Ring or RS Trinity Ring?

Fy Ring ships an update fortnightly, and RS Trinity Ring every 9 days. Most recently, Fy Ring was updated on October 4, 2026 and RS Trinity Ring on September 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.*