# RS Trinity Ring vs ZeitWatch

The clearest difference is update cadence: RS Trinity Ring at every 9 days against ZeitWatch's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

RS Trinity Ring ships an update every 9 days, ZeitWatch monthly. The most recent releases landed on June 2, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | RS Trinity Ring | ZeitWatch |
| --- | --- | --- |
| 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 | **Every 9 days** | Monthly |
| Monetization | Free | — |
| Size | 81 MB | 102 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Riversong Technology DMCC](https://appshunter.io/developer/1727531870) | [Niacom Iletisim A.S.](https://appshunter.io/developer/1775404354) |

## What reviewers say

### 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


### ZeitWatch

[App page](https://appshunter.io/ios/app/zeitwatch/id6737229807)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RS Trinity Ring free?

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

### Is ZeitWatch free?

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

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

Neither RS Trinity Ring nor ZeitWatch shows ads.

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

RS Trinity Ring ships an update every 9 days, and ZeitWatch monthly. Most recently, RS Trinity Ring was updated on June 2, 2026 and ZeitWatch on September 10, 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.*