# JC Ring vs Rayin view

The clearest difference is review sentiment: JC Ring at 46% against Rayin view's 0%. JC Ring also leads on rating (3.9 vs 1.6) and ratings volume (25 vs 8). Rayin view's advantage is in-app purchases (none vs 2). 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. Rayin view asks for nothing beyond the download.

JC Ring holds the better App Store score, 3.9 against 1.6. Both are backed by a comparable volume of ratings — 25 and 8 respectively. Written reviews point the same way: 46% of JC Ring's written reviews are positive against 0% of Rayin view's.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on August 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | JC Ring | Rayin view |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (25 ratings)](https://appshunter.io/ios/app/jc-ring/id6449987678/reviews)** | [1.6 (8 ratings)](https://appshunter.io/ios/app/rayin-view/id6670380303/reviews) |
| Number of ratings | **25** | 8 |
| Positive reviews | **45.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | Every 10 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 326 MB | 45 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [立华 赵](https://appshunter.io/developer/743608936) | [小丽 张](https://appshunter.io/developer/1734826164) |

## 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 |


### Rayin view

[App page](https://appshunter.io/ios/app/rayin-view/id6670380303)

This app enhances the experience of using smart glasses by providing a stable connection for real-time sports data collection. It also offers audio customization for music and allows for convenient call answering directly from your glasses.

**Highlights:** Smart glasses pairing and connection, Real-time sports data collection (steps, distance, calories), Professional-grade equalizer for audio customization, Convenient call answering from glasses, Continuous updates for latest technology

**In-app purchases:** none


## Frequently asked questions

### Is JC Ring free?

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

### Is Rayin view free?

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

### Which has better reviews, JC Ring or Rayin view?

JC Ring is rated higher. JC Ring averages 3.9 out of 5 from 25 ratings, while Rayin view averages 1.6 from 8 ratings.

### Do JC Ring or Rayin view have ads?

Neither JC Ring nor Rayin view shows ads.

### Which is updated more often, JC Ring or Rayin view?

JC Ring ships an update every 10 days, and Rayin view every 10 days. Most recently, JC Ring was updated on August 17, 2026 and Rayin view on September 23, 2026.

---

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