# SRing vs Herz Hz

The clearest difference is update cadence: Herz Hz at every 9 days against SRing's monthly. SRing's advantage is iOS requirement (12.0 vs 17.6). 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.

SRing ships an update monthly, Herz Hz every 9 days. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SRing | Herz Hz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (7 ratings)](https://appshunter.io/ios/app/sring/id6472034068/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free | — |
| Size | 20 MB | 70 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [智勇 陈](https://appshunter.io/developer/1515662022) | [EVOCO LABS CO., LTD.](https://appshunter.io/developer/1498298529) |

## What reviewers say

### SRing

[App page](https://appshunter.io/ios/app/sring/id6472034068)

This application connects to smart rings to display and analyze your daily exercise and sleep data. It helps you understand your health status by providing visual insights into your activity levels and sleep patterns.

**Highlights:** Exercise data display (steps, calories, duration), Sleep data display (deep sleep, light sleep, sleep time), Visual data analysis, Health status understanding, Exercise and sleep plan management

**In-app purchases:** none


### Herz Hz

[App page](https://appshunter.io/ios/app/herz-hz/id6746525562)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SRing free?

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

### Is Herz Hz free?

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

### Do SRing or Herz Hz have ads?

Neither SRing nor Herz Hz shows ads.

### Which is updated more often, SRing or Herz Hz?

SRing ships an update monthly, and Herz Hz every 9 days. Most recently, SRing was updated on October 24, 2026 and Herz Hz on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*