# CIRCUL RING vs inDeo Ring

The clearest difference is update cadence: CIRCUL RING at every 3 weeks against inDeo Ring's every 9 months. CIRCUL RING also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CIRCUL RING ships an update every 3 weeks, inDeo Ring every 9 months. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CIRCUL RING | inDeo Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (34 ratings)](https://appshunter.io/ios/app/circul-ring/id6476754730/reviews)** | — |
| Number of ratings | **34** | — |
| Positive reviews | 12.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | Free | — |
| Size | 106 MB | 14 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [BodiMetrics, LLC](https://appshunter.io/developer/1037690466) | [WOO LIM TECH CO., LTD.](https://appshunter.io/developer/1858164281) |

## 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


### inDeo Ring

[App page](https://appshunter.io/ios/app/indeo-ring/id6756041351)

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

**In-app purchases:** none


## Frequently asked questions

### Is CIRCUL RING free?

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

### Is inDeo Ring free?

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

### Do CIRCUL RING or inDeo Ring have ads?

Neither CIRCUL RING nor inDeo Ring shows ads.

### Which is updated more often, CIRCUL RING or inDeo Ring?

CIRCUL RING ships an update every 3 weeks, and inDeo Ring every 9 months. Most recently, CIRCUL RING was updated on October 8, 2026 and inDeo Ring on October 9, 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.*