Fy Ring vs CIRCUL RING
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fy Ring
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◆ A simple and enjoyable application that records daily health data for visual understanding. Utilizing wearable smart rings, it enables effective health management. ◆ The app aims to visualize daily activities and health conditions, encouraging behavioral changes. Manage your daily lifestyle numerically, whether increasing step counts or pursuing better sleep, for a disciplined life and a healthier body. ◆ Key Features: ・Sleep (Duration/Depth) ・Stress ・Heart Rate Variability ・Step/Calories/Distance ・Heart Rate Through this app, gain a deeper understanding of your health and embark on a positive lifestyle transformation. ※ It is important to note that this app is not intended to be a medical device, and the data provided by this app is for general health and wellness purposes only. The app's information is not a substitute for professional medical advice, diagnosis, or treatment.
CIRCUL RING
This app tracks your sleep quality, daily activity, and key health indicators. It provides personalized insights and trends to help you understand and adjust your physical state. Professional sports data recording is also included.
- Sleep monitoring (heart rate, stages, temperature)
- Daily activity tracking (heart rate, steps, calories)
- Health indicator trend analysis
- Professional sports data recording
- Personalized health tips
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1. Monitor various body indicators during sleep, CIRCUL RING will monitor heart rate, sleep stage, night body temperature and other indicators in real time when you sleep, you can easily know the sleep status of each night, and provide personalized tips to help you adjust your physical state; 2. Monitor daily activity data around the clock, record your daily heart rate, steps, calories, exercise time, etc., and provide personalized prompts; 3. A quick overview of the changes in health indicators, rising or falling over time, and the trend of daily, weekly, and monthly changes at a glance; 4. Professional sports details record, including heart rate, step count and other detailed data, data charts, etc. *Disclaimer: This app is not a medical app, and all health-related data, results, recommendations, etc. are for reference only, not for medical purposes. The ring product connected to the application is not a medical device and cannot provide any medical services, if you feel unwell, please consult a medical institution in time.
Screenshots
Verdict
The clearest difference is iOS requirement: CIRCUL RING at 13.0 against Fy Ring's 15.6. On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Fy Ring ships an update fortnightly, CIRCUL RING every 3 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.
| Parameter | Fy Ring | CIRCUL RING |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.3 (36 ratings) — better |
| Positive reviews | — | 12.9% of reviews |
| Number of ratings | — | 36 — better |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 77 MB | 106 MB |
| Age rating | 4+ | 17+ |
| Developer | MedVigilance Inc. | BodiMetrics, LLC |
In-app purchases
Fy Ring
No in-app purchases
CIRCUL RING
No in-app purchases








