# CIRCUL RING vs Hilo Core

The clearest difference is rating: Hilo Core at 4.3 against CIRCUL RING's 2.3. Hilo Core also leads on update cadence (weekly vs every 3 weeks). CIRCUL RING's advantage is in-app purchases (none vs 1) and ratings volume (34 vs 3). On price, ads and device support there is nothing between them.

Both are free to download. Hilo Core sells 1 in-app purchase, starting at $149.99 per year. CIRCUL RING asks for nothing beyond the download.

Hilo Core holds the better App Store score, 4.3 against 2.3. That said, the two scores are not equally well evidenced: CIRCUL RING has 34 ratings behind it against 3, so its average is the more settled of the two.

CIRCUL RING ships an update every 3 weeks, Hilo Core weekly. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CIRCUL RING | Hilo Core |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (34 ratings)](https://appshunter.io/ios/app/circul-ring/id6476754730/reviews) | **[4.3 (3 ratings)](https://appshunter.io/ios/app/hilo-core/id6762610315/reviews)** |
| Number of ratings | **34** | 3 |
| Positive reviews | 12.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 106 MB | 227 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [BodiMetrics, LLC](https://appshunter.io/developer/1037690466) | [Aktiia SA](https://appshunter.io/developer/1503559262) |

## What reviewers say

### CIRCUL RING

[App page](https://appshunter.io/ios/app/circul-ring/id6476754730)

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.

**Highlights:** Sleep monitoring (heart rate, stages, temperature), Daily activity tracking (heart rate, steps, calories), Health indicator trend analysis, Professional sports data recording, Personalized health tips

**In-app purchases:** none


### Hilo Core

[App page](https://appshunter.io/ios/app/hilo-core/id6762610315)

This app monitors your cardiovascular wellness by collecting numerous readings throughout the day when paired with a wearable device. It provides personalized insights into your sleep, activity, and heart rate patterns to help you understand and manage your long-term health.

**Highlights:** 24/7 cardiovascular wellness monitoring, Personalized insights on sleep, activity, and heart rate, Detailed timeline comparisons, Medication tracking, Access to complete blood pressure history, Add personal notes to measurements

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hilo Core Membership | $149.99 | per year |


## Frequently asked questions

### Is CIRCUL RING free?

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

### Is Hilo Core free?

Hilo Core is free to download, with in-app purchases available.

### Which has better reviews, CIRCUL RING or Hilo Core?

Hilo Core is rated higher. CIRCUL RING averages 2.3 out of 5 from 34 ratings, while Hilo Core averages 4.3 from 3 ratings.

### Do CIRCUL RING or Hilo Core have ads?

Neither CIRCUL RING nor Hilo Core shows ads.

### Which is updated more often, CIRCUL RING or Hilo Core?

CIRCUL RING ships an update every 3 weeks, and Hilo Core weekly. Most recently, CIRCUL RING was updated on October 8, 2026 and Hilo Core on October 13, 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.*