Circular Ring vs CIRCUL RING
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circular Ring
This platform offers comprehensive health tracking and improvement tools. It provides deep insights into sleep, recovery, stress, heart health, and activity, with personalized recommendations from an AI coach to help users understand and optimize their wellness.
- Sleep Monitoring
- Energy Score
- Heart Rhythm Monitoring
- Stress Tracking
- Coherence Training
- AI Health Coach (Kira)
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Circular is the world’s most complete health improvement platform, offering 13+ features to help you optimize your wellness. Paired with the Circular Ring, the Circular app provides deep insights into your sleep, recovery, stress, heart health, energy levels, activity, and much more, making it easy to understand and improve your health over time. Through the Circular ring, track your biosignals, 24/7. With the Circular app, unleash the full potential of data. FEATURES Each feature is called a Circle, allowing you to personalize your health journey. Activate or customize Circles anytime in the "Manage My Circles" section. -Sleep Monitoring – Get a detailed sleep quality score with contributors and trends to optimize your rest. -Energy Score – Understand your daily readiness and recovery with biometric-based scoring. -Heart Rhythm Monitoring – Track your heart rhythm with real-time insights and detect irregularities. -Stress Tracking – See how your body responds to daily challenges and learn to manage stress effectively. -Coherence Training – Use guided breathing exercises with real-time biometric tracking to enhance focus and relaxation. -Women's Health Tracking – Monitor your cycle and hormonal changes for a better understanding of your body. -Activity & Sport Sessions – Track workouts, daily movement, and exertion levels to optimize performance. -Live Measurements – Take spot-check readings of your vitals, and activity data. -Vital Alerts – Get notified when your biosignal levels exceed your set thresholds. -Smart Alarm Clock – Wake up at the optimal moment in your sleep cycle. -Medication Reminders – Setup your medication routine and stay on track with alerts for scheduled doses. -Personal Diary & Calendar – Add notes and track trends in your health data. -Challenges & Gamification – Earn Circular Coins, streaks, and badges while improving your health. PERSONAL AI HEALTH COACH – KIRA Kira is your AI-driven wellness assistant, helping you interpret your data and make better health decisions with: Automatic day & night cross-data correlation Personalized, science-backed recommendations Event validation & insights based on your lifestyle ADVANCED ANALYTICS & CALIBRATION Machine learning-powered scoring – Circular cross-analyzes your health metrics to generate detailed, data-driven wellness scores. 14-Day Calibration – Kira learns your unique patterns by collecting baseline data, setting reference values, and adjusting recommendations to fit your profile. ADDITIONAL TOOLS Airplane Mode – Disable data transmission for privacy and extended battery life. Timer – Set custom vibration alerts. COMPATIBILITY & SUPPORT Circular Ring required – The app works exclusively with a Circular Ring. Bluetooth required – Background Bluetooth usage may reduce battery life. Important: Circular is not a medical device and does not provide medical diagnoses. For any health concerns, consult a doctor. Need help? Visit https://www.circular.xyz/help or email support@circular.xyz. Need Ring? Visit https://www.circular.xyz/ Learn more: https://www.circular.xyz/learn.
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 rating: Circular Ring at 2.8 against CIRCUL RING's 2.3. Circular Ring also leads on ratings volume (493 vs 34). CIRCUL RING's advantage is iOS requirement (13.0 vs 16.6). On price, review sentiment, update cadence and ads 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.
Circular Ring holds the better App Store score, 2.8 against 2.3. That said, the two scores are not equally well evidenced: Circular Ring has 493 ratings behind it against 34, so its average is the more settled of the two. Written reviews point the same way: 16% of Circular Ring's written reviews are positive against 13% of CIRCUL RING's.
Circular Ring ships an update every 2 weeks, CIRCUL RING every 3 weeks. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.
| Parameter | Circular Ring | CIRCUL RING |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (493 ratings) — better | 2.3 (34 ratings) |
| Positive reviews | 15.9% of reviews — better | 13.3% of reviews |
| Number of ratings | 493 — better | 34 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 198 MB | 106 MB |
| Age rating | 4+ | 17+ |
| Developer | Circular | BodiMetrics, LLC |
Customer experience
Circular Ring
CIRCUL RING
In-app purchases
Circular Ring
No in-app purchases
CIRCUL RING
No in-app purchases








