Comparison

JC Ring vs Rayin view

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JC Ring

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
Read full description

JCRing is a multi-functional app integrating smart ring for your daily health tracking. By advanced monitor technology and algorithm, the different health devices tells you wide-ranging body information and provide various assists to help you reach your balance of body and mind. Besides your daily activity, it can also get deeply into your heart, sleep, workouts and many other vital sings. This app then illustrates all data in beautiful statistic graphs for you to easily access them. JCRing is packed with useful features when connected with different health devices including: • ECG/PPG Heart Monitor Accurate heart rate measurement with heart rate range analysis. Through research-based algorithm, it shows your HRV, stress level, blood pressure, SpO2, ECG and cardiovascular condition. • Sleep Monitor Record detailed daily sleep status including deep sleep, light sleep, and sleeping heart rate, Spo2 etc. • Activity Tracking 24-hour tracking of your steps, distance, calories-burnt, active-time, and reached daily-goal. • Data Statistics Display historical trend of your health data by day, week, month, and year in vivid statistic graphs. Start a new healthy and active lifestyle with JCRing. If you are using an Apple phone, in order to calculate the training consumption, we will receive and send your sports data from Apple's HealthKit with your authorization. To simplify your input process, we read your weight data from HealthKit. At the same time, the training data generated by your JCRing will be synchronized with Apple's HealthKit. Any information obtained through the use of HealthKit, such as weight and heart rate data, will not be shared or sold to any third party, including advertisers and other agents This application and its associated hardware are intended for wellness and fitness purposes only. They are not a substitute for professional medical equipment and are not designed to diagnose, treat, or prevent any disease. The data and analysis provided by the app are for personal reference only and should not be used as the basis for medical decisions. Always seek a doctor’s advice in addition to using this app and before making any medical decisions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Rayin view

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
Read full description

App Store Content: Enjoy a healthier and more active life with Rayin view app! Rayin view makes the use of smart glasses more colorful with its simple and easy-to-use interface design and powerful and stable functional performance. Whether you are a technology trendsetter, a sports athlete, or someone who pursues a convenient life, it will become your indispensable assistant. The main features of Rayin view include: 1. Convenient adaptation and deep interconnection. Open the app, easily pair with smart glasses, and enjoy a stable connection. It can collect sports data recorded by glasses in real time, and the cumulative number of steps, distance measurement, and calorie burning data are all under control, providing accurate insights for your fitness planning and helping to shape a healthy lifestyle. 2. Sound customization, free to control. Equipped with professional-grade equalizer tools, it deeply fits your music taste and listening preferences, and carefully carves the audio spectrum. The elegance of classical music, the passion of rock music, and the vitality of pop music can all present you with the most ideal sound quality effects, making every listening a feast for the ears. 3. Diverse interactions and unlimited expansion. Easily answer important calls on the glasses with clear voice, allowing you to communicate conveniently when you are busy. You can enjoy more features with the help of mobile phone or Wi-Fi connection. By constantly updating to keep up with the latest technology and continuously improving the user experience, Rayin view App is your perfect partner no matter what. Download Rayin view App now! Start an unprecedented smart glasses experience journey and let technology empower your life.

Screenshots

JC Ring4 screens
Rayin view4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard5 real differences · 5 level
JC Ring versus Rayin view: the parameters behind the verdict, then further details
ParameterJC RingRayin view
PriceFreeFree
Rating3.9 (25 ratings) — better1.6 (8 ratings)
Positive reviews45.8% of reviews — better0.0% of reviews
Number of ratings25 — better8
Update frequencyEvery 10 daysEvery 10 days
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size326 MB45 MB
Age rating12+4+
Developer立华 赵小丽 张

Customer experience

JC Ring

All ratings25 ratings
Positive76.0%
Neutral0.0%
Negative24.0%
Written reviews24 reviews
Positive45.8%
Neutral0.0%
Negative54.2%

Rayin view

All ratings8 ratings
Positive12.5%
Neutral0.0%
Negative87.5%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

JC Ring

Subscriptions2
  • Monthly Subscription$1.001 Month
  • Annual Subscription$9.991 Year
None

Rayin view

No in-app purchases

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.

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