# Circular Ring vs Evie Ring

The clearest difference is rating: Circular Ring at 2.8 against Evie Ring's 1.4. Circular Ring also leads on ratings volume (511 vs 28) and review sentiment (16% vs 7%). On price, update cadence, ads and in-app purchases there is nothing between them.

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 1.4. That said, the two scores are not equally well evidenced: Circular Ring has 511 ratings behind it against 28, 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 7% of Evie Ring's.

Circular Ring ships an update every 2 weeks, Evie Ring every 3 weeks. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Circular Ring | Evie Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (511 ratings)](https://appshunter.io/ios/app/circular-ring-health-tracker/id1583942047/reviews)** | [1.4 (28 ratings)](https://appshunter.io/ios/app/evie-ring/id1636846759/reviews) |
| Number of ratings | **511** | 28 |
| Positive reviews | **16.0% of reviews** | 6.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 193 MB | 154 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Circular](https://appshunter.io/developer/1583942049) | [Movano Inc](https://appshunter.io/developer/1491286943) |

## What reviewers say

### Circular Ring

[App page](https://appshunter.io/ios/app/circular-ring-health-tracker/id1583942047)

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.

**Highlights:** Sleep Monitoring, Energy Score, Heart Rhythm Monitoring, Stress Tracking, Coherence Training, AI Health Coach (Kira)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Evie Ring

[App page](https://appshunter.io/ios/app/evie-ring/id1636846759)

This app offers a comprehensive approach to women's wellness, empowering users to track their menstrual cycle, analyze sleep quality, and monitor daily activity. It provides personalized insights to help users understand their bodies and take control of their health journey.

**Highlights:** Menstrual cycle tracking, Sleep quality analysis, Activity tracking, Workout logging, SpO2 monitoring, Heart rate monitoring

**In-app purchases:** none

**What reviewers like**

- 💍 Attractive, comfortable ring design with open band
- 💰 No subscription fee required
- 📱 Simple, intuitive app interface
- 👩‍⚕️ Women-focused health tracking approach
- ⚡ Fast charging capability

**What reviewers complain about**

- 🔋 Poor battery life, drains quickly
- 🐛 Frequent app crashes and data loss
- 😴 Inaccurate sleep tracking
- 🚶 Inflated step counts
- 📊 Lack of meaningful insights and analytics

**Reported bugs**

- Ring won't sync with app
- Battery dies within 3-6 months of use
- App crashes frequently
- Sleep data not recorded on some nights
- Spot check feature fails consistently

**Requested features**

- Apple Health integration
- Manual sleep and activity logging/editing
- Automatic workout detection
- Advanced cycle tracking with temperature insights
- Pregnancy tracking mode


## Frequently asked questions

### Is Circular Ring free?

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

### Is Evie Ring free?

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

### Which has better reviews, Circular Ring or Evie Ring?

Circular Ring is rated higher. Circular Ring averages 2.8 out of 5 from 511 ratings, while Evie Ring averages 1.4 from 28 ratings.

### Do Circular Ring or Evie Ring have ads?

Neither Circular Ring nor Evie Ring shows ads.

### Which is updated more often, Circular Ring or Evie Ring?

Circular Ring ships an update every 2 weeks, and Evie Ring every 3 weeks. Most recently, Circular Ring was updated on October 25, 2026 and Evie Ring on October 21, 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.*