# JC Ring vs Sky Ring App

The clearest difference is in-app purchases: Sky Ring App at none against JC Ring's 2. JC Ring's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. JC Ring sells 2 in-app purchases, starting at $1.00 per month. Sky Ring App asks for nothing beyond the download.

JC Ring ships an update every 10 days, Sky Ring App every 2 weeks. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | JC Ring | Sky Ring App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (25 ratings)](https://appshunter.io/ios/app/jc-ring/id6449987678/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 45.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 326 MB | 153 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [立华 赵](https://appshunter.io/developer/743608936) | [Mohi Lifestile Solutions Private Limited](https://appshunter.io/developer/1734026265) |

## What reviewers say

### JC Ring

[App page](https://appshunter.io/ios/app/jc-ring/id6449987678)

This app integrates with a smart ring to provide comprehensive daily health tracking. It monitors vital signs like heart rate, sleep patterns, and activity levels, presenting data in clear statistical graphs to help users achieve a balanced lifestyle.

**Highlights:** ECG/PPG Heart Monitor, Sleep Monitoring, Activity Tracking, Data Statistics, Heart Rate Range Analysis, Stress Level Monitoring

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.00 | per month |
| Annual Subscription | $9.99 | per year |


### Sky Ring App

[App page](https://appshunter.io/ios/app/sky-ring-app/id6790782434)

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

**In-app purchases:** none


## Frequently asked questions

### Is JC Ring free?

JC Ring is free to download, with in-app purchases available.

### Is Sky Ring App free?

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

### Do JC Ring or Sky Ring App have ads?

Neither JC Ring nor Sky Ring App shows ads.

### Which is updated more often, JC Ring or Sky Ring App?

JC Ring ships an update every 10 days, and Sky Ring App every 2 weeks. Most recently, JC Ring was updated on October 22, 2026 and Sky Ring App on October 25, 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.*