# CyFit vs JC Ring

The clearest difference is review sentiment: JC Ring at 46% against CyFit's 0%. JC Ring also leads on rating (3.9 vs 2.9) and update cadence (every 10 days vs monthly). CyFit's advantage is in-app purchases (none vs 2). On price, ratings volume, 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. CyFit asks for nothing beyond the download.

JC Ring holds the better App Store score, 3.9 against 2.9. Both are backed by a comparable volume of ratings — 11 and 25 respectively. Written reviews point the same way: 0% of CyFit's written reviews are positive against 46% of JC Ring's.

CyFit ships an update monthly, JC Ring every 10 days. The most recent releases landed on September 15, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | CyFit | JC Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (11 ratings)](https://appshunter.io/ios/app/cyfit/id1603943181/reviews) | **[3.9 (25 ratings)](https://appshunter.io/ios/app/jc-ring/id6449987678/reviews)** |
| Number of ratings | 11 | **25** |
| Positive reviews | 0.0% of reviews | **45.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 47 MB | 326 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Shenzhen Chuangyu Wireless Technology Co., Ltd](https://appshunter.io/developer/1603943183) | [立华 赵](https://appshunter.io/developer/743608936) |

## What reviewers say

### CyFit

[App page](https://appshunter.io/ios/app/cyfit/id1603943181)

Track daily steps, calories burned, and sleep patterns. Set fitness goals and receive reminders for calls, messages, and sedentary activity. Syncs with Apple Health for a comprehensive view of your wellness.

**Highlights:** Step and calorie tracking, Sleep analysis, Historical data visualization, Fitness goal setting, Smart notifications, Sedentary and alarm reminders, Apple Health integration

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is CyFit free?

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

### Is JC Ring free?

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

### Which has better reviews, CyFit or JC Ring?

JC Ring is rated higher. CyFit averages 2.9 out of 5 from 11 ratings, while JC Ring averages 3.9 from 25 ratings.

### Do CyFit or JC Ring have ads?

Neither CyFit nor JC Ring shows ads.

### Which is updated more often, CyFit or JC Ring?

CyFit ships an update monthly, and JC Ring every 10 days. Most recently, CyFit was updated on September 15, 2026 and JC Ring on August 17, 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.*